Home / 175,468.48-242,060.81-115,012.51

Finding the Fourth Proportional to 175,468.48, 242,060.81 and 115,012.51

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Solution

The fourth proportional to 175,468.48, 242,060.81 and 115,012.51 is: 158,661.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,468.48 : 242,060.81 = 115,012.51 : x
  2. Step 2: Convert to fraction form
    175,468.48/242,060.81 = 115,012.51/x
  3. Step 3: Cross multiply
    175,468.48x = 242,060.81 × 115,012.51
  4. Step 4: Simplify right side
    175,468.48x = 27,840,020,150.52
  5. Step 5: Solve for x
    x = 27,840,020,150.52/175,468.48
  6. Step 6: Final answer
    x = 158,661.09

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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.