Home / 99,275.02-137,000.60-53,953.77

Finding the Fourth Proportional to 99,275.02, 137,000.60 and 53,953.77

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Solution

The fourth proportional to 99,275.02, 137,000.60 and 53,953.77 is: 74,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,275.02 : 137,000.60 = 53,953.77 : x
  2. Step 2: Convert to fraction form
    99,275.02/137,000.60 = 53,953.77/x
  3. Step 3: Cross multiply
    99,275.02x = 137,000.60 × 53,953.77
  4. Step 4: Simplify right side
    99,275.02x = 7,391,698,862.26
  5. Step 5: Solve for x
    x = 7,391,698,862.26/99,275.02
  6. Step 6: Final answer
    x = 74,456.79

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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.