Home / 58,800.32-81,143.58-31,943.18

Finding the Fourth Proportional to 58,800.32, 81,143.58 and 31,943.18

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Solution

The fourth proportional to 58,800.32, 81,143.58 and 31,943.18 is: 44,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,800.32 : 81,143.58 = 31,943.18 : x
  2. Step 2: Convert to fraction form
    58,800.32/81,143.58 = 31,943.18/x
  3. Step 3: Cross multiply
    58,800.32x = 81,143.58 × 31,943.18
  4. Step 4: Simplify right side
    58,800.32x = 2,591,983,981.78
  5. Step 5: Solve for x
    x = 2,591,983,981.78/58,800.32
  6. Step 6: Final answer
    x = 44,081.12

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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.