Home / 173,529.10-239,443.17-100,947.97

Finding the Fourth Proportional to 173,529.10, 239,443.17 and 100,947.97

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Solution

The fourth proportional to 173,529.10, 239,443.17 and 100,947.97 is: 139,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,529.10 : 239,443.17 = 100,947.97 : x
  2. Step 2: Convert to fraction form
    173,529.10/239,443.17 = 100,947.97/x
  3. Step 3: Cross multiply
    173,529.10x = 239,443.17 × 100,947.97
  4. Step 4: Simplify right side
    173,529.10x = 24,171,301,941.86
  5. Step 5: Solve for x
    x = 24,171,301,941.86/173,529.10
  6. Step 6: Final answer
    x = 139,292.50

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1.5x scale

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.