Home / 242,258.40-334,314.16-134,826.72

Finding the Fourth Proportional to 242,258.40, 334,314.16 and 134,826.72

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Solution

The fourth proportional to 242,258.40, 334,314.16 and 134,826.72 is: 186,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,258.40 : 334,314.16 = 134,826.72 : x
  2. Step 2: Convert to fraction form
    242,258.40/334,314.16 = 134,826.72/x
  3. Step 3: Cross multiply
    242,258.40x = 334,314.16 × 134,826.72
  4. Step 4: Simplify right side
    242,258.40x = 45,074,481,642.36
  5. Step 5: Solve for x
    x = 45,074,481,642.36/242,258.40
  6. Step 6: Final answer
    x = 186,059.52

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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.