Home / 83,813.24-125,802.48-61,564.16

Finding the Fourth Proportional to 83,813.24, 125,802.48 and 61,564.16

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Solution

The fourth proportional to 83,813.24, 125,802.48 and 61,564.16 is: 92,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,813.24 : 125,802.48 = 61,564.16 : x
  2. Step 2: Convert to fraction form
    83,813.24/125,802.48 = 61,564.16/x
  3. Step 3: Cross multiply
    83,813.24x = 125,802.48 × 61,564.16
  4. Step 4: Simplify right side
    83,813.24x = 7,744,924,552.49
  5. Step 5: Solve for x
    x = 7,744,924,552.49/83,813.24
  6. Step 6: Final answer
    x = 92,406.93

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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.