Home / 65,063.18-89,787.94-38,206.02

Finding the Fourth Proportional to 65,063.18, 89,787.94 and 38,206.02

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Solution

The fourth proportional to 65,063.18, 89,787.94 and 38,206.02 is: 52,724.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,063.18 : 89,787.94 = 38,206.02 : x
  2. Step 2: Convert to fraction form
    65,063.18/89,787.94 = 38,206.02/x
  3. Step 3: Cross multiply
    65,063.18x = 89,787.94 × 38,206.02
  4. Step 4: Simplify right side
    65,063.18x = 3,430,439,831.40
  5. Step 5: Solve for x
    x = 3,430,439,831.40/65,063.18
  6. Step 6: Final answer
    x = 52,724.75

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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.