Home / 64,317.16-88,732.02-38,816.74

Finding the Fourth Proportional to 64,317.16, 88,732.02 and 38,816.74

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Solution

The fourth proportional to 64,317.16, 88,732.02 and 38,816.74 is: 53,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,317.16 : 88,732.02 = 38,816.74 : x
  2. Step 2: Convert to fraction form
    64,317.16/88,732.02 = 38,816.74/x
  3. Step 3: Cross multiply
    64,317.16x = 88,732.02 × 38,816.74
  4. Step 4: Simplify right side
    64,317.16x = 3,444,287,750.01
  5. Step 5: Solve for x
    x = 3,444,287,750.01/64,317.16
  6. Step 6: Final answer
    x = 53,551.61

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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.