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Finding the Fourth Proportional to 83,552.48, 115,300.32 and 45,827.36

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Solution

The fourth proportional to 83,552.48, 115,300.32 and 45,827.36 is: 63,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,552.48 : 115,300.32 = 45,827.36 : x
  2. Step 2: Convert to fraction form
    83,552.48/115,300.32 = 45,827.36/x
  3. Step 3: Cross multiply
    83,552.48x = 115,300.32 × 45,827.36
  4. Step 4: Simplify right side
    83,552.48x = 5,283,909,272.76
  5. Step 5: Solve for x
    x = 5,283,909,272.76/83,552.48
  6. Step 6: Final answer
    x = 63,240.60

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1.5x scale

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.