Home / 155,795.20-233,692.80-96,438.40

Finding the Fourth Proportional to 155,795.20, 233,692.80 and 96,438.40

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Solution

The fourth proportional to 155,795.20, 233,692.80 and 96,438.40 is: 144,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,795.20 : 233,692.80 = 96,438.40 : x
  2. Step 2: Convert to fraction form
    155,795.20/233,692.80 = 96,438.40/x
  3. Step 3: Cross multiply
    155,795.20x = 233,692.80 × 96,438.40
  4. Step 4: Simplify right side
    155,795.20x = 22,536,959,723.52
  5. Step 5: Solve for x
    x = 22,536,959,723.52/155,795.20
  6. Step 6: Final answer
    x = 144,657.60

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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.