Home / 252,182.08-348,000.80-137,458.20

Finding the Fourth Proportional to 252,182.08, 348,000.80 and 137,458.20

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Solution

The fourth proportional to 252,182.08, 348,000.80 and 137,458.20 is: 189,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,182.08 : 348,000.80 = 137,458.20 : x
  2. Step 2: Convert to fraction form
    252,182.08/348,000.80 = 137,458.20/x
  3. Step 3: Cross multiply
    252,182.08x = 348,000.80 × 137,458.20
  4. Step 4: Simplify right side
    252,182.08x = 47,835,561,139.27
  5. Step 5: Solve for x
    x = 47,835,561,139.27/252,182.08
  6. Step 6: Final answer
    x = 189,686.60

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1.5x scale

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.