Home / 178,869.72-267,925.48-122,445.12

Finding the Fourth Proportional to 178,869.72, 267,925.48 and 122,445.12

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Solution

The fourth proportional to 178,869.72, 267,925.48 and 122,445.12 is: 183,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,869.72 : 267,925.48 = 122,445.12 : x
  2. Step 2: Convert to fraction form
    178,869.72/267,925.48 = 122,445.12/x
  3. Step 3: Cross multiply
    178,869.72x = 267,925.48 × 122,445.12
  4. Step 4: Simplify right side
    178,869.72x = 32,806,167,549.66
  5. Step 5: Solve for x
    x = 32,806,167,549.66/178,869.72
  6. Step 6: Final answer
    x = 183,408.17

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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.