Home / 180,425.24-248,985.28-99,850.72

Finding the Fourth Proportional to 180,425.24, 248,985.28 and 99,850.72

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Solution

The fourth proportional to 180,425.24, 248,985.28 and 99,850.72 is: 137,793.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,425.24 : 248,985.28 = 99,850.72 : x
  2. Step 2: Convert to fraction form
    180,425.24/248,985.28 = 99,850.72/x
  3. Step 3: Cross multiply
    180,425.24x = 248,985.28 × 99,850.72
  4. Step 4: Simplify right side
    180,425.24x = 24,861,359,477.40
  5. Step 5: Solve for x
    x = 24,861,359,477.40/180,425.24
  6. Step 6: Final answer
    x = 137,793.14

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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.