Home / 106,370.28-159,611.28-47,248.32

Finding the Fourth Proportional to 106,370.28, 159,611.28 and 47,248.32

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Solution

The fourth proportional to 106,370.28, 159,611.28 and 47,248.32 is: 70,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,370.28 : 159,611.28 = 47,248.32 : x
  2. Step 2: Convert to fraction form
    106,370.28/159,611.28 = 47,248.32/x
  3. Step 3: Cross multiply
    106,370.28x = 159,611.28 × 47,248.32
  4. Step 4: Simplify right side
    106,370.28x = 7,541,364,833.05
  5. Step 5: Solve for x
    x = 7,541,364,833.05/106,370.28
  6. Step 6: Final answer
    x = 70,897.29

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1.5x scale

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.