Home / 173,712.32-239,760.35-105,751.70

Finding the Fourth Proportional to 173,712.32, 239,760.35 and 105,751.70

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Solution

The fourth proportional to 173,712.32, 239,760.35 and 105,751.70 is: 145,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,712.32 : 239,760.35 = 105,751.70 : x
  2. Step 2: Convert to fraction form
    173,712.32/239,760.35 = 105,751.70/x
  3. Step 3: Cross multiply
    173,712.32x = 239,760.35 × 105,751.70
  4. Step 4: Simplify right side
    173,712.32x = 25,355,062,877.53
  5. Step 5: Solve for x
    x = 25,355,062,877.53/173,712.32
  6. Step 6: Final answer
    x = 145,960.08

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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.