Home / 173,463.35-239,366.19-105,470.87

Finding the Fourth Proportional to 173,463.35, 239,366.19 and 105,470.87

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Solution

The fourth proportional to 173,463.35, 239,366.19 and 105,470.87 is: 145,541.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,463.35 : 239,366.19 = 105,470.87 : x
  2. Step 2: Convert to fraction form
    173,463.35/239,366.19 = 105,470.87/x
  3. Step 3: Cross multiply
    173,463.35x = 239,366.19 × 105,470.87
  4. Step 4: Simplify right side
    173,463.35x = 25,246,159,111.05
  5. Step 5: Solve for x
    x = 25,246,159,111.05/173,463.35
  6. Step 6: Final answer
    x = 145,541.75

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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.