Home / 67,284.27-92,915.10-42,177.51

Finding the Fourth Proportional to 67,284.27, 92,915.10 and 42,177.51

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Solution

The fourth proportional to 67,284.27, 92,915.10 and 42,177.51 is: 58,244.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,284.27 : 92,915.10 = 42,177.51 : x
  2. Step 2: Convert to fraction form
    67,284.27/92,915.10 = 42,177.51/x
  3. Step 3: Cross multiply
    67,284.27x = 92,915.10 × 42,177.51
  4. Step 4: Simplify right side
    67,284.27x = 3,918,927,559.40
  5. Step 5: Solve for x
    x = 3,918,927,559.40/67,284.27
  6. Step 6: Final answer
    x = 58,244.33

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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.