Home / 242,312.40-334,390.68-134,891.82

Finding the Fourth Proportional to 242,312.40, 334,390.68 and 134,891.82

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Solution

The fourth proportional to 242,312.40, 334,390.68 and 134,891.82 is: 186,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,312.40 : 334,390.68 = 134,891.82 : x
  2. Step 2: Convert to fraction form
    242,312.40/334,390.68 = 134,891.82/x
  3. Step 3: Cross multiply
    242,312.40x = 334,390.68 × 134,891.82
  4. Step 4: Simplify right side
    242,312.40x = 45,106,567,416.24
  5. Step 5: Solve for x
    x = 45,106,567,416.24/242,312.40
  6. Step 6: Final answer
    x = 186,150.47

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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.