Home / 147,327.40-203,306.41-90,062.64

Finding the Fourth Proportional to 147,327.40, 203,306.41 and 90,062.64

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Solution

The fourth proportional to 147,327.40, 203,306.41 and 90,062.64 is: 124,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,327.40 : 203,306.41 = 90,062.64 : x
  2. Step 2: Convert to fraction form
    147,327.40/203,306.41 = 90,062.64/x
  3. Step 3: Cross multiply
    147,327.40x = 203,306.41 × 90,062.64
  4. Step 4: Simplify right side
    147,327.40x = 18,310,312,013.52
  5. Step 5: Solve for x
    x = 18,310,312,013.52/147,327.40
  6. Step 6: Final answer
    x = 124,283.14

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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.