Home / 113,438.30-169,984.65-95,812.70

Finding the Fourth Proportional to 113,438.30, 169,984.65 and 95,812.70

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Solution

The fourth proportional to 113,438.30, 169,984.65 and 95,812.70 is: 143,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,438.30 : 169,984.65 = 95,812.70 : x
  2. Step 2: Convert to fraction form
    113,438.30/169,984.65 = 95,812.70/x
  3. Step 3: Cross multiply
    113,438.30x = 169,984.65 × 95,812.70
  4. Step 4: Simplify right side
    113,438.30x = 16,286,688,275.06
  5. Step 5: Solve for x
    x = 16,286,688,275.06/113,438.30
  6. Step 6: Final answer
    x = 143,573.10

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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.