Home / 242,247.72-363,386.94-76,042.28

Finding the Fourth Proportional to 242,247.72, 363,386.94 and 76,042.28

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Solution

The fourth proportional to 242,247.72, 363,386.94 and 76,042.28 is: 114,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,247.72 : 363,386.94 = 76,042.28 : x
  2. Step 2: Convert to fraction form
    242,247.72/363,386.94 = 76,042.28/x
  3. Step 3: Cross multiply
    242,247.72x = 363,386.94 × 76,042.28
  4. Step 4: Simplify right side
    242,247.72x = 27,632,771,439.82
  5. Step 5: Solve for x
    x = 27,632,771,439.82/242,247.72
  6. Step 6: Final answer
    x = 114,068.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.