Home / 88,182.58-121,692.86-47,897.13

Finding the Fourth Proportional to 88,182.58, 121,692.86 and 47,897.13

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Solution

The fourth proportional to 88,182.58, 121,692.86 and 47,897.13 is: 66,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,182.58 : 121,692.86 = 47,897.13 : x
  2. Step 2: Convert to fraction form
    88,182.58/121,692.86 = 47,897.13/x
  3. Step 3: Cross multiply
    88,182.58x = 121,692.86 × 47,897.13
  4. Step 4: Simplify right side
    88,182.58x = 5,828,738,767.87
  5. Step 5: Solve for x
    x = 5,828,738,767.87/88,182.58
  6. Step 6: Final answer
    x = 66,098.53

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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.