Home / 175,945.70-242,680.64-107,966.18

Finding the Fourth Proportional to 175,945.70, 242,680.64 and 107,966.18

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Solution

The fourth proportional to 175,945.70, 242,680.64 and 107,966.18 is: 148,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,945.70 : 242,680.64 = 107,966.18 : x
  2. Step 2: Convert to fraction form
    175,945.70/242,680.64 = 107,966.18/x
  3. Step 3: Cross multiply
    175,945.70x = 242,680.64 × 107,966.18
  4. Step 4: Simplify right side
    175,945.70x = 26,201,301,660.76
  5. Step 5: Solve for x
    x = 26,201,301,660.76/175,945.70
  6. Step 6: Final answer
    x = 148,916.98

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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.