Home / 85,810.76-118,426.14-48,092.30

Finding the Fourth Proportional to 85,810.76, 118,426.14 and 48,092.30

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Solution

The fourth proportional to 85,810.76, 118,426.14 and 48,092.30 is: 66,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,810.76 : 118,426.14 = 48,092.30 : x
  2. Step 2: Convert to fraction form
    85,810.76/118,426.14 = 48,092.30/x
  3. Step 3: Cross multiply
    85,810.76x = 118,426.14 × 48,092.30
  4. Step 4: Simplify right side
    85,810.76x = 5,695,385,452.72
  5. Step 5: Solve for x
    x = 5,695,385,452.72/85,810.76
  6. Step 6: Final answer
    x = 66,371.46

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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.