Home / 147,325.90-203,304.34-90,061.14

Finding the Fourth Proportional to 147,325.90, 203,304.34 and 90,061.14

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Solution

The fourth proportional to 147,325.90, 203,304.34 and 90,061.14 is: 124,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,325.90 : 203,304.34 = 90,061.14 : x
  2. Step 2: Convert to fraction form
    147,325.90/203,304.34 = 90,061.14/x
  3. Step 3: Cross multiply
    147,325.90x = 203,304.34 × 90,061.14
  4. Step 4: Simplify right side
    147,325.90x = 18,309,820,627.35
  5. Step 5: Solve for x
    x = 18,309,820,627.35/147,325.90
  6. Step 6: Final answer
    x = 124,281.07

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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.