Home / 242,298.78-334,340.67-134,873.34

Finding the Fourth Proportional to 242,298.78, 334,340.67 and 134,873.34

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Solution

The fourth proportional to 242,298.78, 334,340.67 and 134,873.34 is: 186,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,298.78 : 334,340.67 = 134,873.34 : x
  2. Step 2: Convert to fraction form
    242,298.78/334,340.67 = 134,873.34/x
  3. Step 3: Cross multiply
    242,298.78x = 334,340.67 × 134,873.34
  4. Step 4: Simplify right side
    242,298.78x = 45,093,642,860.74
  5. Step 5: Solve for x
    x = 45,093,642,860.74/242,298.78
  6. Step 6: Final answer
    x = 186,107.59

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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.