Home / 60,760.56-91,161.36-38,288.16

Finding the Fourth Proportional to 60,760.56, 91,161.36 and 38,288.16

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Solution

The fourth proportional to 60,760.56, 91,161.36 and 38,288.16 is: 57,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,760.56 : 91,161.36 = 38,288.16 : x
  2. Step 2: Convert to fraction form
    60,760.56/91,161.36 = 38,288.16/x
  3. Step 3: Cross multiply
    60,760.56x = 91,161.36 × 38,288.16
  4. Step 4: Simplify right side
    60,760.56x = 3,490,400,737.50
  5. Step 5: Solve for x
    x = 3,490,400,737.50/60,760.56
  6. Step 6: Final answer
    x = 57,445.17

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1.5x scale

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.