Home / 121,272.18-181,915.02-37,045.14

Finding the Fourth Proportional to 121,272.18, 181,915.02 and 37,045.14

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Solution

The fourth proportional to 121,272.18, 181,915.02 and 37,045.14 is: 55,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,272.18 : 181,915.02 = 37,045.14 : x
  2. Step 2: Convert to fraction form
    121,272.18/181,915.02 = 37,045.14/x
  3. Step 3: Cross multiply
    121,272.18x = 181,915.02 × 37,045.14
  4. Step 4: Simplify right side
    121,272.18x = 6,739,067,384.00
  5. Step 5: Solve for x
    x = 6,739,067,384.00/121,272.18
  6. Step 6: Final answer
    x = 55,569.77

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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.