Home / 89,214.93-123,118.18-48,928.34

Finding the Fourth Proportional to 89,214.93, 123,118.18 and 48,928.34

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Solution

The fourth proportional to 89,214.93, 123,118.18 and 48,928.34 is: 67,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,214.93 : 123,118.18 = 48,928.34 : x
  2. Step 2: Convert to fraction form
    89,214.93/123,118.18 = 48,928.34/x
  3. Step 3: Cross multiply
    89,214.93x = 123,118.18 × 48,928.34
  4. Step 4: Simplify right side
    89,214.93x = 6,023,968,356.70
  5. Step 5: Solve for x
    x = 6,023,968,356.70/89,214.93
  6. Step 6: Final answer
    x = 67,521.98

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1.5x scale

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.