Home / 155,621.80-233,432.70-50,439.40

Finding the Fourth Proportional to 155,621.80, 233,432.70 and 50,439.40

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Solution

The fourth proportional to 155,621.80, 233,432.70 and 50,439.40 is: 75,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,621.80 : 233,432.70 = 50,439.40 : x
  2. Step 2: Convert to fraction form
    155,621.80/233,432.70 = 50,439.40/x
  3. Step 3: Cross multiply
    155,621.80x = 233,432.70 × 50,439.40
  4. Step 4: Simplify right side
    155,621.80x = 11,774,205,328.38
  5. Step 5: Solve for x
    x = 11,774,205,328.38/155,621.80
  6. Step 6: Final answer
    x = 75,659.10

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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.