Home / 70,928.28-106,432.98-35,870.52

Finding the Fourth Proportional to 70,928.28, 106,432.98 and 35,870.52

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Solution

The fourth proportional to 70,928.28, 106,432.98 and 35,870.52 is: 53,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,928.28 : 106,432.98 = 35,870.52 : x
  2. Step 2: Convert to fraction form
    70,928.28/106,432.98 = 35,870.52/x
  3. Step 3: Cross multiply
    70,928.28x = 106,432.98 × 35,870.52
  4. Step 4: Simplify right side
    70,928.28x = 3,817,806,337.75
  5. Step 5: Solve for x
    x = 3,817,806,337.75/70,928.28
  6. Step 6: Final answer
    x = 53,826.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.