Home / 64,972.10-97,458.15-18,232.90

Finding the Fourth Proportional to 64,972.10, 97,458.15 and 18,232.90

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Solution

The fourth proportional to 64,972.10, 97,458.15 and 18,232.90 is: 27,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,972.10 : 97,458.15 = 18,232.90 : x
  2. Step 2: Convert to fraction form
    64,972.10/97,458.15 = 18,232.90/x
  3. Step 3: Cross multiply
    64,972.10x = 97,458.15 × 18,232.90
  4. Step 4: Simplify right side
    64,972.10x = 1,776,944,703.14
  5. Step 5: Solve for x
    x = 1,776,944,703.14/64,972.10
  6. Step 6: Final answer
    x = 27,349.35

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Similar ratio
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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.