Home / 215,495.02-297,364.08-124,822

Finding the Fourth Proportional to 215,495.02, 297,364.08 and 124,822

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Solution

The fourth proportional to 215,495.02, 297,364.08 and 124,822 is: 172,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,495.02 : 297,364.08 = 124,822 : x
  2. Step 2: Convert to fraction form
    215,495.02/297,364.08 = 124,822/x
  3. Step 3: Cross multiply
    215,495.02x = 297,364.08 × 124,822
  4. Step 4: Simplify right side
    215,495.02x = 37,117,579,193.76
  5. Step 5: Solve for x
    x = 37,117,579,193.76/215,495.02
  6. Step 6: Final answer
    x = 172,243.33

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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.