Home / 67,918.47-101,877.75-23,545.26

Finding the Fourth Proportional to 67,918.47, 101,877.75 and 23,545.26

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Solution

The fourth proportional to 67,918.47, 101,877.75 and 23,545.26 is: 35,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,918.47 : 101,877.75 = 23,545.26 : x
  2. Step 2: Convert to fraction form
    67,918.47/101,877.75 = 23,545.26/x
  3. Step 3: Cross multiply
    67,918.47x = 101,877.75 × 23,545.26
  4. Step 4: Simplify right side
    67,918.47x = 2,398,738,111.97
  5. Step 5: Solve for x
    x = 2,398,738,111.97/67,918.47
  6. Step 6: Final answer
    x = 35,317.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.