Home / 108,278.34-149,417.97-59,877.42

Finding the Fourth Proportional to 108,278.34, 149,417.97 and 59,877.42

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Solution

The fourth proportional to 108,278.34, 149,417.97 and 59,877.42 is: 82,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,278.34 : 149,417.97 = 59,877.42 : x
  2. Step 2: Convert to fraction form
    108,278.34/149,417.97 = 59,877.42/x
  3. Step 3: Cross multiply
    108,278.34x = 149,417.97 × 59,877.42
  4. Step 4: Simplify right side
    108,278.34x = 8,946,762,545.24
  5. Step 5: Solve for x
    x = 8,946,762,545.24/108,278.34
  6. Step 6: Final answer
    x = 82,627.44

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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.