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Finding the Fourth Proportional to 467,031.53, 700,547.97 and 130,073.15

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Solution

The fourth proportional to 467,031.53, 700,547.97 and 130,073.15 is: 195,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,031.53 : 700,547.97 = 130,073.15 : x
  2. Step 2: Convert to fraction form
    467,031.53/700,547.97 = 130,073.15/x
  3. Step 3: Cross multiply
    467,031.53x = 700,547.97 × 130,073.15
  4. Step 4: Simplify right side
    467,031.53x = 91,122,481,184.01
  5. Step 5: Solve for x
    x = 91,122,481,184.01/467,031.53
  6. Step 6: Final answer
    x = 195,109.91

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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.