Home / 175,768.60-242,575.59-99,301.72

Finding the Fourth Proportional to 175,768.60, 242,575.59 and 99,301.72

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Solution

The fourth proportional to 175,768.60, 242,575.59 and 99,301.72 is: 137,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,768.60 : 242,575.59 = 99,301.72 : x
  2. Step 2: Convert to fraction form
    175,768.60/242,575.59 = 99,301.72/x
  3. Step 3: Cross multiply
    175,768.60x = 242,575.59 × 99,301.72
  4. Step 4: Simplify right side
    175,768.60x = 24,088,173,317.01
  5. Step 5: Solve for x
    x = 24,088,173,317.01/175,768.60
  6. Step 6: Final answer
    x = 137,044.80

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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.