Home / 109,036.55-150,470.53-60,637.43

Finding the Fourth Proportional to 109,036.55, 150,470.53 and 60,637.43

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Solution

The fourth proportional to 109,036.55, 150,470.53 and 60,637.43 is: 83,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,036.55 : 150,470.53 = 60,637.43 : x
  2. Step 2: Convert to fraction form
    109,036.55/150,470.53 = 60,637.43/x
  3. Step 3: Cross multiply
    109,036.55x = 150,470.53 × 60,637.43
  4. Step 4: Simplify right side
    109,036.55x = 9,124,145,949.21
  5. Step 5: Solve for x
    x = 9,124,145,949.21/109,036.55
  6. Step 6: Final answer
    x = 83,679.70

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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.