Home / 156,882.71-235,225.65-103,518.09

Finding the Fourth Proportional to 156,882.71, 235,225.65 and 103,518.09

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Solution

The fourth proportional to 156,882.71, 235,225.65 and 103,518.09 is: 155,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,882.71 : 235,225.65 = 103,518.09 : x
  2. Step 2: Convert to fraction form
    156,882.71/235,225.65 = 103,518.09/x
  3. Step 3: Cross multiply
    156,882.71x = 235,225.65 × 103,518.09
  4. Step 4: Simplify right side
    156,882.71x = 24,350,110,007.01
  5. Step 5: Solve for x
    x = 24,350,110,007.01/156,882.71
  6. Step 6: Final answer
    x = 155,212.20

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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.