Home / 105,569.28-158,359.36-26,684.18

Finding the Fourth Proportional to 105,569.28, 158,359.36 and 26,684.18

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Solution

The fourth proportional to 105,569.28, 158,359.36 and 26,684.18 is: 40,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,569.28 : 158,359.36 = 26,684.18 : x
  2. Step 2: Convert to fraction form
    105,569.28/158,359.36 = 26,684.18/x
  3. Step 3: Cross multiply
    105,569.28x = 158,359.36 × 26,684.18
  4. Step 4: Simplify right side
    105,569.28x = 4,225,689,666.92
  5. Step 5: Solve for x
    x = 4,225,689,666.92/105,569.28
  6. Step 6: Final answer
    x = 40,027.65

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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.