Home / 65,347.31-90,206.87-44,155.28

Finding the Fourth Proportional to 65,347.31, 90,206.87 and 44,155.28

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Solution

The fourth proportional to 65,347.31, 90,206.87 and 44,155.28 is: 60,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,347.31 : 90,206.87 = 44,155.28 : x
  2. Step 2: Convert to fraction form
    65,347.31/90,206.87 = 44,155.28/x
  3. Step 3: Cross multiply
    65,347.31x = 90,206.87 × 44,155.28
  4. Step 4: Simplify right side
    65,347.31x = 3,983,109,100.10
  5. Step 5: Solve for x
    x = 3,983,109,100.10/65,347.31
  6. Step 6: Final answer
    x = 60,952.92

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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.