Home / 105,873.13-146,098.35-58,126.18

Finding the Fourth Proportional to 105,873.13, 146,098.35 and 58,126.18

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Solution

The fourth proportional to 105,873.13, 146,098.35 and 58,126.18 is: 80,210.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,873.13 : 146,098.35 = 58,126.18 : x
  2. Step 2: Convert to fraction form
    105,873.13/146,098.35 = 58,126.18/x
  3. Step 3: Cross multiply
    105,873.13x = 146,098.35 × 58,126.18
  4. Step 4: Simplify right side
    105,873.13x = 8,492,138,989.80
  5. Step 5: Solve for x
    x = 8,492,138,989.80/105,873.13
  6. Step 6: Final answer
    x = 80,210.52

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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.