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Finding the Fourth Proportional to 242,298.33, 334,371.71 and 134,866.06

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Solution

The fourth proportional to 242,298.33, 334,371.71 and 134,866.06 is: 186,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,298.33 : 334,371.71 = 134,866.06 : x
  2. Step 2: Convert to fraction form
    242,298.33/334,371.71 = 134,866.06/x
  3. Step 3: Cross multiply
    242,298.33x = 334,371.71 × 134,866.06
  4. Step 4: Simplify right side
    242,298.33x = 45,095,395,103.16
  5. Step 5: Solve for x
    x = 45,095,395,103.16/242,298.33
  6. Step 6: Final answer
    x = 186,115.17

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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.