Home / 175,785.49-242,424.53-115,333.17

Finding the Fourth Proportional to 175,785.49, 242,424.53 and 115,333.17

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Solution

The fourth proportional to 175,785.49, 242,424.53 and 115,333.17 is: 159,055.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,785.49 : 242,424.53 = 115,333.17 : x
  2. Step 2: Convert to fraction form
    175,785.49/242,424.53 = 115,333.17/x
  3. Step 3: Cross multiply
    175,785.49x = 242,424.53 × 115,333.17
  4. Step 4: Simplify right side
    175,785.49x = 27,959,588,477.40
  5. Step 5: Solve for x
    x = 27,959,588,477.40/175,785.49
  6. Step 6: Final answer
    x = 159,055.15

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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.