Home / 45,637.95-68,345.15-37,691.85

Finding the Fourth Proportional to 45,637.95, 68,345.15 and 37,691.85

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Solution

The fourth proportional to 45,637.95, 68,345.15 and 37,691.85 is: 56,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,637.95 : 68,345.15 = 37,691.85 : x
  2. Step 2: Convert to fraction form
    45,637.95/68,345.15 = 37,691.85/x
  3. Step 3: Cross multiply
    45,637.95x = 68,345.15 × 37,691.85
  4. Step 4: Simplify right side
    45,637.95x = 2,576,055,142.03
  5. Step 5: Solve for x
    x = 2,576,055,142.03/45,637.95
  6. Step 6: Final answer
    x = 56,445.46

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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.