Home / 82,035.61-123,054.02-29,445.55

Finding the Fourth Proportional to 82,035.61, 123,054.02 and 29,445.55

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Solution

The fourth proportional to 82,035.61, 123,054.02 and 29,445.55 is: 44,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,035.61 : 123,054.02 = 29,445.55 : x
  2. Step 2: Convert to fraction form
    82,035.61/123,054.02 = 29,445.55/x
  3. Step 3: Cross multiply
    82,035.61x = 123,054.02 × 29,445.55
  4. Step 4: Simplify right side
    82,035.61x = 3,623,393,298.61
  5. Step 5: Solve for x
    x = 3,623,393,298.61/82,035.61
  6. Step 6: Final answer
    x = 44,168.54

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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.