Home / 175,787.10-242,601.12-99,320.22

Finding the Fourth Proportional to 175,787.10, 242,601.12 and 99,320.22

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Solution

The fourth proportional to 175,787.10, 242,601.12 and 99,320.22 is: 137,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,787.10 : 242,601.12 = 99,320.22 : x
  2. Step 2: Convert to fraction form
    175,787.10/242,601.12 = 99,320.22/x
  3. Step 3: Cross multiply
    175,787.10x = 242,601.12 × 99,320.22
  4. Step 4: Simplify right side
    175,787.10x = 24,095,196,610.65
  5. Step 5: Solve for x
    x = 24,095,196,610.65/175,787.10
  6. Step 6: Final answer
    x = 137,070.33

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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.