Home / 147,149.47-220,424.61-134,888.59

Finding the Fourth Proportional to 147,149.47, 220,424.61 and 134,888.59

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Solution

The fourth proportional to 147,149.47, 220,424.61 and 134,888.59 is: 202,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,149.47 : 220,424.61 = 134,888.59 : x
  2. Step 2: Convert to fraction form
    147,149.47/220,424.61 = 134,888.59/x
  3. Step 3: Cross multiply
    147,149.47x = 220,424.61 × 134,888.59
  4. Step 4: Simplify right side
    147,149.47x = 29,732,763,742.08
  5. Step 5: Solve for x
    x = 29,732,763,742.08/147,149.47
  6. Step 6: Final answer
    x = 202,058.25

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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.