Home / 215,285.77-297,094.38-124,646.47

Finding the Fourth Proportional to 215,285.77, 297,094.38 and 124,646.47

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Solution

The fourth proportional to 215,285.77, 297,094.38 and 124,646.47 is: 172,012.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,285.77 : 297,094.38 = 124,646.47 : x
  2. Step 2: Convert to fraction form
    215,285.77/297,094.38 = 124,646.47/x
  3. Step 3: Cross multiply
    215,285.77x = 297,094.38 × 124,646.47
  4. Step 4: Simplify right side
    215,285.77x = 37,031,766,050.39
  5. Step 5: Solve for x
    x = 37,031,766,050.39/215,285.77
  6. Step 6: Final answer
    x = 172,012.14

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1.5x scale

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.