Home / 131,341,003.12-181,241,947.26-75,577,423.24

Finding the Fourth Proportional to 131,341,003.12, 181,241,947.26 and 75,577,423.24

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Solution

The fourth proportional to 131,341,003.12, 181,241,947.26 and 75,577,423.24 is: 104,291,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,341,003.12 : 181,241,947.26 = 75,577,423.24 : x
  2. Step 2: Convert to fraction form
    131,341,003.12/181,241,947.26 = 75,577,423.24/x
  3. Step 3: Cross multiply
    131,341,003.12x = 181,241,947.26 × 75,577,423.24
  4. Step 4: Simplify right side
    131,341,003.12x = 13,697,799,356,910,776
  5. Step 5: Solve for x
    x = 13,697,799,356,910,776/131,341,003.12
  6. Step 6: Final answer
    x = 104,291,874.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.