Home / 114,711.40-172,196.70-88,532.20

Finding the Fourth Proportional to 114,711.40, 172,196.70 and 88,532.20

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Solution

The fourth proportional to 114,711.40, 172,196.70 and 88,532.20 is: 132,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,711.40 : 172,196.70 = 88,532.20 : x
  2. Step 2: Convert to fraction form
    114,711.40/172,196.70 = 88,532.20/x
  3. Step 3: Cross multiply
    114,711.40x = 172,196.70 × 88,532.20
  4. Step 4: Simplify right side
    114,711.40x = 15,244,952,683.74
  5. Step 5: Solve for x
    x = 15,244,952,683.74/114,711.40
  6. Step 6: Final answer
    x = 132,898.32

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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.