Home / 63,875.20-88,145.40-35,580.28

Finding the Fourth Proportional to 63,875.20, 88,145.40 and 35,580.28

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Solution

The fourth proportional to 63,875.20, 88,145.40 and 35,580.28 is: 49,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,875.20 : 88,145.40 = 35,580.28 : x
  2. Step 2: Convert to fraction form
    63,875.20/88,145.40 = 35,580.28/x
  3. Step 3: Cross multiply
    63,875.20x = 88,145.40 × 35,580.28
  4. Step 4: Simplify right side
    63,875.20x = 3,136,238,012.71
  5. Step 5: Solve for x
    x = 3,136,238,012.71/63,875.20
  6. Step 6: Final answer
    x = 49,099.46

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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.