Home / 147,444.50-203,466.71-90,179.73

Finding the Fourth Proportional to 147,444.50, 203,466.71 and 90,179.73

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Solution

The fourth proportional to 147,444.50, 203,466.71 and 90,179.73 is: 124,443.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,444.50 : 203,466.71 = 90,179.73 : x
  2. Step 2: Convert to fraction form
    147,444.50/203,466.71 = 90,179.73/x
  3. Step 3: Cross multiply
    147,444.50x = 203,466.71 × 90,179.73
  4. Step 4: Simplify right side
    147,444.50x = 18,348,572,943.61
  5. Step 5: Solve for x
    x = 18,348,572,943.61/147,444.50
  6. Step 6: Final answer
    x = 124,443.93

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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.