Home / 340,387.48-510,581.22-91,063

Finding the Fourth Proportional to 340,387.48, 510,581.22 and 91,063

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Solution

The fourth proportional to 340,387.48, 510,581.22 and 91,063 is: 136,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,387.48 : 510,581.22 = 91,063 : x
  2. Step 2: Convert to fraction form
    340,387.48/510,581.22 = 91,063/x
  3. Step 3: Cross multiply
    340,387.48x = 510,581.22 × 91,063
  4. Step 4: Simplify right side
    340,387.48x = 46,495,057,636.86
  5. Step 5: Solve for x
    x = 46,495,057,636.86/340,387.48
  6. Step 6: Final answer
    x = 136,594.50

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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.