Home / 97,485,988.83-134,545,103.55-61,725,753.46

Finding the Fourth Proportional to 97,485,988.83, 134,545,103.55 and 61,725,753.46

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Solution

The fourth proportional to 97,485,988.83, 134,545,103.55 and 61,725,753.46 is: 85,190,682.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,485,988.83 : 134,545,103.55 = 61,725,753.46 : x
  2. Step 2: Convert to fraction form
    97,485,988.83/134,545,103.55 = 61,725,753.46/x
  3. Step 3: Cross multiply
    97,485,988.83x = 134,545,103.55 × 61,725,753.46
  4. Step 4: Simplify right side
    97,485,988.83x = 8,304,897,889,996,115
  5. Step 5: Solve for x
    x = 8,304,897,889,996,115/97,485,988.83
  6. Step 6: Final answer
    x = 85,190,682.17

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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.