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Finding the Fourth Proportional to 155,492.80, 233,239.20 and 50,322.40

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Solution

The fourth proportional to 155,492.80, 233,239.20 and 50,322.40 is: 75,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,492.80 : 233,239.20 = 50,322.40 : x
  2. Step 2: Convert to fraction form
    155,492.80/233,239.20 = 50,322.40/x
  3. Step 3: Cross multiply
    155,492.80x = 233,239.20 × 50,322.40
  4. Step 4: Simplify right side
    155,492.80x = 11,737,156,318.08
  5. Step 5: Solve for x
    x = 11,737,156,318.08/155,492.80
  6. Step 6: Final answer
    x = 75,483.60

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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.