Home / 148,886.20-223,336.02-42,277.72

Finding the Fourth Proportional to 148,886.20, 223,336.02 and 42,277.72

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Solution

The fourth proportional to 148,886.20, 223,336.02 and 42,277.72 is: 63,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,886.20 : 223,336.02 = 42,277.72 : x
  2. Step 2: Convert to fraction form
    148,886.20/223,336.02 = 42,277.72/x
  3. Step 3: Cross multiply
    148,886.20x = 223,336.02 × 42,277.72
  4. Step 4: Simplify right side
    148,886.20x = 9,442,137,719.47
  5. Step 5: Solve for x
    x = 9,442,137,719.47/148,886.20
  6. Step 6: Final answer
    x = 63,418.49

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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.