Home / 97,259.27-145,818-65,590.65

Finding the Fourth Proportional to 97,259.27, 145,818 and 65,590.65

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Solution

The fourth proportional to 97,259.27, 145,818 and 65,590.65 is: 98,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,259.27 : 145,818 = 65,590.65 : x
  2. Step 2: Convert to fraction form
    97,259.27/145,818 = 65,590.65/x
  3. Step 3: Cross multiply
    97,259.27x = 145,818 × 65,590.65
  4. Step 4: Simplify right side
    97,259.27x = 9,564,297,401.70
  5. Step 5: Solve for x
    x = 9,564,297,401.70/97,259.27
  6. Step 6: Final answer
    x = 98,338.16

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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.