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Finding the Fourth Proportional to 175,960.51, 242,768.42 and 99,472.21

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Solution

The fourth proportional to 175,960.51, 242,768.42 and 99,472.21 is: 137,239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,960.51 : 242,768.42 = 99,472.21 : x
  2. Step 2: Convert to fraction form
    175,960.51/242,768.42 = 99,472.21/x
  3. Step 3: Cross multiply
    175,960.51x = 242,768.42 × 99,472.21
  4. Step 4: Simplify right side
    175,960.51x = 24,148,710,758.25
  5. Step 5: Solve for x
    x = 24,148,710,758.25/175,960.51
  6. Step 6: Final answer
    x = 137,239.38

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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.