Home / 152,745.12-229,124.16-93,543.84

Finding the Fourth Proportional to 152,745.12, 229,124.16 and 93,543.84

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Solution

The fourth proportional to 152,745.12, 229,124.16 and 93,543.84 is: 140,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,745.12 : 229,124.16 = 93,543.84 : x
  2. Step 2: Convert to fraction form
    152,745.12/229,124.16 = 93,543.84/x
  3. Step 3: Cross multiply
    152,745.12x = 229,124.16 × 93,543.84
  4. Step 4: Simplify right side
    152,745.12x = 21,433,153,763.17
  5. Step 5: Solve for x
    x = 21,433,153,763.17/152,745.12
  6. Step 6: Final answer
    x = 140,319.73

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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.