Home / 246,412.02-340,048.13-138,981.72

Finding the Fourth Proportional to 246,412.02, 340,048.13 and 138,981.72

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Solution

The fourth proportional to 246,412.02, 340,048.13 and 138,981.72 is: 191,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,412.02 : 340,048.13 = 138,981.72 : x
  2. Step 2: Convert to fraction form
    246,412.02/340,048.13 = 138,981.72/x
  3. Step 3: Cross multiply
    246,412.02x = 340,048.13 × 138,981.72
  4. Step 4: Simplify right side
    246,412.02x = 47,260,473,295.28
  5. Step 5: Solve for x
    x = 47,260,473,295.28/246,412.02
  6. Step 6: Final answer
    x = 191,794.51

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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.