Home / 157,740.60-236,610.90-144,838.20

Finding the Fourth Proportional to 157,740.60, 236,610.90 and 144,838.20

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Solution

The fourth proportional to 157,740.60, 236,610.90 and 144,838.20 is: 217,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,740.60 : 236,610.90 = 144,838.20 : x
  2. Step 2: Convert to fraction form
    157,740.60/236,610.90 = 144,838.20/x
  3. Step 3: Cross multiply
    157,740.60x = 236,610.90 × 144,838.20
  4. Step 4: Simplify right side
    157,740.60x = 34,270,296,856.38
  5. Step 5: Solve for x
    x = 34,270,296,856.38/157,740.60
  6. Step 6: Final answer
    x = 217,257.30

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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.