Home / 147,041.40-220,562.10-84,833.40

Finding the Fourth Proportional to 147,041.40, 220,562.10 and 84,833.40

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Solution

The fourth proportional to 147,041.40, 220,562.10 and 84,833.40 is: 127,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,041.40 : 220,562.10 = 84,833.40 : x
  2. Step 2: Convert to fraction form
    147,041.40/220,562.10 = 84,833.40/x
  3. Step 3: Cross multiply
    147,041.40x = 220,562.10 × 84,833.40
  4. Step 4: Simplify right side
    147,041.40x = 18,711,032,854.14
  5. Step 5: Solve for x
    x = 18,711,032,854.14/147,041.40
  6. Step 6: Final answer
    x = 127,250.10

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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.