Home / 63,330.19-87,357.58-41,820.13

Finding the Fourth Proportional to 63,330.19, 87,357.58 and 41,820.13

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Solution

The fourth proportional to 63,330.19, 87,357.58 and 41,820.13 is: 57,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,330.19 : 87,357.58 = 41,820.13 : x
  2. Step 2: Convert to fraction form
    63,330.19/87,357.58 = 41,820.13/x
  3. Step 3: Cross multiply
    63,330.19x = 87,357.58 × 41,820.13
  4. Step 4: Simplify right side
    63,330.19x = 3,653,305,352.09
  5. Step 5: Solve for x
    x = 3,653,305,352.09/63,330.19
  6. Step 6: Final answer
    x = 57,686.63

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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.