Home / 173,510.20-239,444.72-100,930.51

Finding the Fourth Proportional to 173,510.20, 239,444.72 and 100,930.51

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Solution

The fourth proportional to 173,510.20, 239,444.72 and 100,930.51 is: 139,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,510.20 : 239,444.72 = 100,930.51 : x
  2. Step 2: Convert to fraction form
    173,510.20/239,444.72 = 100,930.51/x
  3. Step 3: Cross multiply
    173,510.20x = 239,444.72 × 100,930.51
  4. Step 4: Simplify right side
    173,510.20x = 24,167,277,958.73
  5. Step 5: Solve for x
    x = 24,167,277,958.73/173,510.20
  6. Step 6: Final answer
    x = 139,284.48

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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.