Home / 63,065.16-87,029.64-34,386.48

Finding the Fourth Proportional to 63,065.16, 87,029.64 and 34,386.48

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Solution

The fourth proportional to 63,065.16, 87,029.64 and 34,386.48 is: 47,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,065.16 : 87,029.64 = 34,386.48 : x
  2. Step 2: Convert to fraction form
    63,065.16/87,029.64 = 34,386.48/x
  3. Step 3: Cross multiply
    63,065.16x = 87,029.64 × 34,386.48
  4. Step 4: Simplify right side
    63,065.16x = 2,992,642,975.27
  5. Step 5: Solve for x
    x = 2,992,642,975.27/63,065.16
  6. Step 6: Final answer
    x = 47,453.19

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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.