Home / 61,347.48-84,658.06-40,126.29

Finding the Fourth Proportional to 61,347.48, 84,658.06 and 40,126.29

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Solution

The fourth proportional to 61,347.48, 84,658.06 and 40,126.29 is: 55,373.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,347.48 : 84,658.06 = 40,126.29 : x
  2. Step 2: Convert to fraction form
    61,347.48/84,658.06 = 40,126.29/x
  3. Step 3: Cross multiply
    61,347.48x = 84,658.06 × 40,126.29
  4. Step 4: Simplify right side
    61,347.48x = 3,397,013,866.40
  5. Step 5: Solve for x
    x = 3,397,013,866.40/61,347.48
  6. Step 6: Final answer
    x = 55,373.32

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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.