Home / 155,612.90-233,419.35-141,834.80

Finding the Fourth Proportional to 155,612.90, 233,419.35 and 141,834.80

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Solution

The fourth proportional to 155,612.90, 233,419.35 and 141,834.80 is: 212,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,612.90 : 233,419.35 = 141,834.80 : x
  2. Step 2: Convert to fraction form
    155,612.90/233,419.35 = 141,834.80/x
  3. Step 3: Cross multiply
    155,612.90x = 233,419.35 × 141,834.80
  4. Step 4: Simplify right side
    155,612.90x = 33,106,986,823.38
  5. Step 5: Solve for x
    x = 33,106,986,823.38/155,612.90
  6. Step 6: Final answer
    x = 212,752.20

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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.