Home / 97,719,030.60-134,904,616.72-75,343,145.90

Finding the Fourth Proportional to 97,719,030.60, 134,904,616.72 and 75,343,145.90

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Solution

The fourth proportional to 97,719,030.60, 134,904,616.72 and 75,343,145.90 is: 104,013,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,719,030.60 : 134,904,616.72 = 75,343,145.90 : x
  2. Step 2: Convert to fraction form
    97,719,030.60/134,904,616.72 = 75,343,145.90/x
  3. Step 3: Cross multiply
    97,719,030.60x = 134,904,616.72 × 75,343,145.90
  4. Step 4: Simplify right side
    97,719,030.60x = 10,164,138,220,118,540
  5. Step 5: Solve for x
    x = 10,164,138,220,118,540/97,719,030.60
  6. Step 6: Final answer
    x = 104,013,907.61

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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.