Home / 78,675.17-108,569.23-44,681.02

Finding the Fourth Proportional to 78,675.17, 108,569.23 and 44,681.02

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Solution

The fourth proportional to 78,675.17, 108,569.23 and 44,681.02 is: 61,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,675.17 : 108,569.23 = 44,681.02 : x
  2. Step 2: Convert to fraction form
    78,675.17/108,569.23 = 44,681.02/x
  3. Step 3: Cross multiply
    78,675.17x = 108,569.23 × 44,681.02
  4. Step 4: Simplify right side
    78,675.17x = 4,850,983,553.89
  5. Step 5: Solve for x
    x = 4,850,983,553.89/78,675.17
  6. Step 6: Final answer
    x = 61,658.38

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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.