Home / 97,002.80-145,532.28-34,678.16

Finding the Fourth Proportional to 97,002.80, 145,532.28 and 34,678.16

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Solution

The fourth proportional to 97,002.80, 145,532.28 and 34,678.16 is: 52,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,002.80 : 145,532.28 = 34,678.16 : x
  2. Step 2: Convert to fraction form
    97,002.80/145,532.28 = 34,678.16/x
  3. Step 3: Cross multiply
    97,002.80x = 145,532.28 × 34,678.16
  4. Step 4: Simplify right side
    97,002.80x = 5,046,791,691.00
  5. Step 5: Solve for x
    x = 5,046,791,691.00/97,002.80
  6. Step 6: Final answer
    x = 52,027.28

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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.