Home / 63,117.47-87,107.31-35,902.08

Finding the Fourth Proportional to 63,117.47, 87,107.31 and 35,902.08

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Solution

The fourth proportional to 63,117.47, 87,107.31 and 35,902.08 is: 49,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,117.47 : 87,107.31 = 35,902.08 : x
  2. Step 2: Convert to fraction form
    63,117.47/87,107.31 = 35,902.08/x
  3. Step 3: Cross multiply
    63,117.47x = 87,107.31 × 35,902.08
  4. Step 4: Simplify right side
    63,117.47x = 3,127,333,266.24
  5. Step 5: Solve for x
    x = 3,127,333,266.24/63,117.47
  6. Step 6: Final answer
    x = 49,547.82

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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.