Home / 62,421.44-86,142.91-34,126.52

Finding the Fourth Proportional to 62,421.44, 86,142.91 and 34,126.52

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Solution

The fourth proportional to 62,421.44, 86,142.91 and 34,126.52 is: 47,095.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.44 : 86,142.91 = 34,126.52 : x
  2. Step 2: Convert to fraction form
    62,421.44/86,142.91 = 34,126.52/x
  3. Step 3: Cross multiply
    62,421.44x = 86,142.91 × 34,126.52
  4. Step 4: Simplify right side
    62,421.44x = 2,939,757,740.97
  5. Step 5: Solve for x
    x = 2,939,757,740.97/62,421.44
  6. Step 6: Final answer
    x = 47,095.32

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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.