Home / 61,387.02-84,708.45-34,530.66

Finding the Fourth Proportional to 61,387.02, 84,708.45 and 34,530.66

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Solution

The fourth proportional to 61,387.02, 84,708.45 and 34,530.66 is: 47,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,387.02 : 84,708.45 = 34,530.66 : x
  2. Step 2: Convert to fraction form
    61,387.02/84,708.45 = 34,530.66/x
  3. Step 3: Cross multiply
    61,387.02x = 84,708.45 × 34,530.66
  4. Step 4: Simplify right side
    61,387.02x = 2,925,038,686.08
  5. Step 5: Solve for x
    x = 2,925,038,686.08/61,387.02
  6. Step 6: Final answer
    x = 47,649.14

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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.