Home / 45,160.74-62,392.68-31,088.61

Finding the Fourth Proportional to 45,160.74, 62,392.68 and 31,088.61

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Solution

The fourth proportional to 45,160.74, 62,392.68 and 31,088.61 is: 42,951.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,160.74 : 62,392.68 = 31,088.61 : x
  2. Step 2: Convert to fraction form
    45,160.74/62,392.68 = 31,088.61/x
  3. Step 3: Cross multiply
    45,160.74x = 62,392.68 × 31,088.61
  4. Step 4: Simplify right side
    45,160.74x = 1,939,701,695.37
  5. Step 5: Solve for x
    x = 1,939,701,695.37/45,160.74
  6. Step 6: Final answer
    x = 42,951.06

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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.