Home / 97,712.69-134,878.25-59,454.77

Finding the Fourth Proportional to 97,712.69, 134,878.25 and 59,454.77

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Solution

The fourth proportional to 97,712.69, 134,878.25 and 59,454.77 is: 82,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,712.69 : 134,878.25 = 59,454.77 : x
  2. Step 2: Convert to fraction form
    97,712.69/134,878.25 = 59,454.77/x
  3. Step 3: Cross multiply
    97,712.69x = 134,878.25 × 59,454.77
  4. Step 4: Simplify right side
    97,712.69x = 8,019,155,034.48
  5. Step 5: Solve for x
    x = 8,019,155,034.48/97,712.69
  6. Step 6: Final answer
    x = 82,068.72

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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.