Home / 157,470.10-236,205.15-148,940.80

Finding the Fourth Proportional to 157,470.10, 236,205.15 and 148,940.80

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Solution

The fourth proportional to 157,470.10, 236,205.15 and 148,940.80 is: 223,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,470.10 : 236,205.15 = 148,940.80 : x
  2. Step 2: Convert to fraction form
    157,470.10/236,205.15 = 148,940.80/x
  3. Step 3: Cross multiply
    157,470.10x = 236,205.15 × 148,940.80
  4. Step 4: Simplify right side
    157,470.10x = 35,180,584,005.12
  5. Step 5: Solve for x
    x = 35,180,584,005.12/157,470.10
  6. Step 6: Final answer
    x = 223,411.20

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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.