Home / 176,110.16-243,032.02-100,660.28

Finding the Fourth Proportional to 176,110.16, 243,032.02 and 100,660.28

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Solution

The fourth proportional to 176,110.16, 243,032.02 and 100,660.28 is: 138,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,110.16 : 243,032.02 = 100,660.28 : x
  2. Step 2: Convert to fraction form
    176,110.16/243,032.02 = 100,660.28/x
  3. Step 3: Cross multiply
    176,110.16x = 243,032.02 × 100,660.28
  4. Step 4: Simplify right side
    176,110.16x = 24,463,669,463.70
  5. Step 5: Solve for x
    x = 24,463,669,463.70/176,110.16
  6. Step 6: Final answer
    x = 138,911.18

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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.