Home / 63,070.14-87,042.94-47,126.90

Finding the Fourth Proportional to 63,070.14, 87,042.94 and 47,126.90

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Solution

The fourth proportional to 63,070.14, 87,042.94 and 47,126.90 is: 65,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,070.14 : 87,042.94 = 47,126.90 : x
  2. Step 2: Convert to fraction form
    63,070.14/87,042.94 = 47,126.90/x
  3. Step 3: Cross multiply
    63,070.14x = 87,042.94 × 47,126.90
  4. Step 4: Simplify right side
    63,070.14x = 4,102,063,929.09
  5. Step 5: Solve for x
    x = 4,102,063,929.09/63,070.14
  6. Step 6: Final answer
    x = 65,039.71

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1.5x scale

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.