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Finding the Fourth Proportional to 64,001.80, 96,002.70 and 22,443.40

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Solution

The fourth proportional to 64,001.80, 96,002.70 and 22,443.40 is: 33,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,001.80 : 96,002.70 = 22,443.40 : x
  2. Step 2: Convert to fraction form
    64,001.80/96,002.70 = 22,443.40/x
  3. Step 3: Cross multiply
    64,001.80x = 96,002.70 × 22,443.40
  4. Step 4: Simplify right side
    64,001.80x = 2,154,626,997.18
  5. Step 5: Solve for x
    x = 2,154,626,997.18/64,001.80
  6. Step 6: Final answer
    x = 33,665.10

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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.