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Finding the Fourth Proportional to 71,053.66, 98,085.93 and 46,868.88

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Solution

The fourth proportional to 71,053.66, 98,085.93 and 46,868.88 is: 64,700.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,053.66 : 98,085.93 = 46,868.88 : x
  2. Step 2: Convert to fraction form
    71,053.66/98,085.93 = 46,868.88/x
  3. Step 3: Cross multiply
    71,053.66x = 98,085.93 × 46,868.88
  4. Step 4: Simplify right side
    71,053.66x = 4,597,177,682.86
  5. Step 5: Solve for x
    x = 4,597,177,682.86/71,053.66
  6. Step 6: Final answer
    x = 64,700.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.