Home / 176,040-242,935.56-100,588.32

Finding the Fourth Proportional to 176,040, 242,935.56 and 100,588.32

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Solution

The fourth proportional to 176,040, 242,935.56 and 100,588.32 is: 138,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,040 : 242,935.56 = 100,588.32 : x
  2. Step 2: Convert to fraction form
    176,040/242,935.56 = 100,588.32/x
  3. Step 3: Cross multiply
    176,040x = 242,935.56 × 100,588.32
  4. Step 4: Simplify right side
    176,040x = 24,436,479,848.66
  5. Step 5: Solve for x
    x = 24,436,479,848.66/176,040
  6. Step 6: Final answer
    x = 138,812.09

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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.