Home / 175,784.89-242,598.06-99,318.04

Finding the Fourth Proportional to 175,784.89, 242,598.06 and 99,318.04

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Solution

The fourth proportional to 175,784.89, 242,598.06 and 99,318.04 is: 137,067.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,784.89 : 242,598.06 = 99,318.04 : x
  2. Step 2: Convert to fraction form
    175,784.89/242,598.06 = 99,318.04/x
  3. Step 3: Cross multiply
    175,784.89x = 242,598.06 × 99,318.04
  4. Step 4: Simplify right side
    175,784.89x = 24,094,363,827.00
  5. Step 5: Solve for x
    x = 24,094,363,827.00/175,784.89
  6. Step 6: Final answer
    x = 137,067.32

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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.