Home / 157,122.86-235,686.48-44,803.12

Finding the Fourth Proportional to 157,122.86, 235,686.48 and 44,803.12

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Solution

The fourth proportional to 157,122.86, 235,686.48 and 44,803.12 is: 67,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,122.86 : 235,686.48 = 44,803.12 : x
  2. Step 2: Convert to fraction form
    157,122.86/235,686.48 = 44,803.12/x
  3. Step 3: Cross multiply
    157,122.86x = 235,686.48 × 44,803.12
  4. Step 4: Simplify right side
    157,122.86x = 10,559,489,645.82
  5. Step 5: Solve for x
    x = 10,559,489,645.82/157,122.86
  6. Step 6: Final answer
    x = 67,205.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.