Home / 131,373.24-181,230.12-77,632.26

Finding the Fourth Proportional to 131,373.24, 181,230.12 and 77,632.26

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Solution

The fourth proportional to 131,373.24, 181,230.12 and 77,632.26 is: 107,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,373.24 : 181,230.12 = 77,632.26 : x
  2. Step 2: Convert to fraction form
    131,373.24/181,230.12 = 77,632.26/x
  3. Step 3: Cross multiply
    131,373.24x = 181,230.12 × 77,632.26
  4. Step 4: Simplify right side
    131,373.24x = 14,069,303,795.67
  5. Step 5: Solve for x
    x = 14,069,303,795.67/131,373.24
  6. Step 6: Final answer
    x = 107,094.14

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1.5x scale

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.