Home / 90,026.39-135,068.42-63,036.83

Finding the Fourth Proportional to 90,026.39, 135,068.42 and 63,036.83

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Solution

The fourth proportional to 90,026.39, 135,068.42 and 63,036.83 is: 94,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,026.39 : 135,068.42 = 63,036.83 : x
  2. Step 2: Convert to fraction form
    90,026.39/135,068.42 = 63,036.83/x
  3. Step 3: Cross multiply
    90,026.39x = 135,068.42 × 63,036.83
  4. Step 4: Simplify right side
    90,026.39x = 8,514,285,029.91
  5. Step 5: Solve for x
    x = 8,514,285,029.91/90,026.39
  6. Step 6: Final answer
    x = 94,575.44

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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.