Home / 88,363.40-121,942.01-48,077.46

Finding the Fourth Proportional to 88,363.40, 121,942.01 and 48,077.46

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Solution

The fourth proportional to 88,363.40, 121,942.01 and 48,077.46 is: 66,347.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,363.40 : 121,942.01 = 48,077.46 : x
  2. Step 2: Convert to fraction form
    88,363.40/121,942.01 = 48,077.46/x
  3. Step 3: Cross multiply
    88,363.40x = 121,942.01 × 48,077.46
  4. Step 4: Simplify right side
    88,363.40x = 5,862,662,228.29
  5. Step 5: Solve for x
    x = 5,862,662,228.29/88,363.40
  6. Step 6: Final answer
    x = 66,347.18

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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.