Home / 52,886.18-72,919.95-48,424.70

Finding the Fourth Proportional to 52,886.18, 72,919.95 and 48,424.70

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Solution

The fourth proportional to 52,886.18, 72,919.95 and 48,424.70 is: 66,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.18 : 72,919.95 = 48,424.70 : x
  2. Step 2: Convert to fraction form
    52,886.18/72,919.95 = 48,424.70/x
  3. Step 3: Cross multiply
    52,886.18x = 72,919.95 × 48,424.70
  4. Step 4: Simplify right side
    52,886.18x = 3,531,126,703.47
  5. Step 5: Solve for x
    x = 3,531,126,703.47/52,886.18
  6. Step 6: Final answer
    x = 66,768.42

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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.