Home / 155,612.40-233,418.60-141,834.30

Finding the Fourth Proportional to 155,612.40, 233,418.60 and 141,834.30

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Solution

The fourth proportional to 155,612.40, 233,418.60 and 141,834.30 is: 212,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,612.40 : 233,418.60 = 141,834.30 : x
  2. Step 2: Convert to fraction form
    155,612.40/233,418.60 = 141,834.30/x
  3. Step 3: Cross multiply
    155,612.40x = 233,418.60 × 141,834.30
  4. Step 4: Simplify right side
    155,612.40x = 33,106,763,737.98
  5. Step 5: Solve for x
    x = 33,106,763,737.98/155,612.40
  6. Step 6: Final answer
    x = 212,751.45

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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.