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Finding the Fourth Proportional to 65,479.83, 97,668.91 and 63,512.07

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Solution

The fourth proportional to 65,479.83, 97,668.91 and 63,512.07 is: 94,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,479.83 : 97,668.91 = 63,512.07 : x
  2. Step 2: Convert to fraction form
    65,479.83/97,668.91 = 63,512.07/x
  3. Step 3: Cross multiply
    65,479.83x = 97,668.91 × 63,512.07
  4. Step 4: Simplify right side
    65,479.83x = 6,203,154,489.96
  5. Step 5: Solve for x
    x = 6,203,154,489.96/65,479.83
  6. Step 6: Final answer
    x = 94,733.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.