Home / 140,002.38-193,204.08-76,341.24

Finding the Fourth Proportional to 140,002.38, 193,204.08 and 76,341.24

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Solution

The fourth proportional to 140,002.38, 193,204.08 and 76,341.24 is: 105,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,002.38 : 193,204.08 = 76,341.24 : x
  2. Step 2: Convert to fraction form
    140,002.38/193,204.08 = 76,341.24/x
  3. Step 3: Cross multiply
    140,002.38x = 193,204.08 × 76,341.24
  4. Step 4: Simplify right side
    140,002.38x = 14,749,439,040.26
  5. Step 5: Solve for x
    x = 14,749,439,040.26/140,002.38
  6. Step 6: Final answer
    x = 105,351.35

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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.