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Finding the Fourth Proportional to 243,373.32, 365,070 and 83,559

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Solution

The fourth proportional to 243,373.32, 365,070 and 83,559 is: 125,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,373.32 : 365,070 = 83,559 : x
  2. Step 2: Convert to fraction form
    243,373.32/365,070 = 83,559/x
  3. Step 3: Cross multiply
    243,373.32x = 365,070 × 83,559
  4. Step 4: Simplify right side
    243,373.32x = 30,504,884,130
  5. Step 5: Solve for x
    x = 30,504,884,130/243,373.32
  6. Step 6: Final answer
    x = 125,341.94

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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.