Home / 175,796.07-242,439.10-115,343.74

Finding the Fourth Proportional to 175,796.07, 242,439.10 and 115,343.74

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Solution

The fourth proportional to 175,796.07, 242,439.10 and 115,343.74 is: 159,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,796.07 : 242,439.10 = 115,343.74 : x
  2. Step 2: Convert to fraction form
    175,796.07/242,439.10 = 115,343.74/x
  3. Step 3: Cross multiply
    175,796.07x = 242,439.10 × 115,343.74
  4. Step 4: Simplify right side
    175,796.07x = 27,963,832,516.23
  5. Step 5: Solve for x
    x = 27,963,832,516.23/175,796.07
  6. Step 6: Final answer
    x = 159,069.73

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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.