Home / 145,962.95-218,812.65-52,446.83

Finding the Fourth Proportional to 145,962.95, 218,812.65 and 52,446.83

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Solution

The fourth proportional to 145,962.95, 218,812.65 and 52,446.83 is: 78,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,962.95 : 218,812.65 = 52,446.83 : x
  2. Step 2: Convert to fraction form
    145,962.95/218,812.65 = 52,446.83/x
  3. Step 3: Cross multiply
    145,962.95x = 218,812.65 × 52,446.83
  4. Step 4: Simplify right side
    145,962.95x = 11,476,029,856.40
  5. Step 5: Solve for x
    x = 11,476,029,856.40/145,962.95
  6. Step 6: Final answer
    x = 78,622.90

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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.