Home / 63,533.48-87,686.70-35,248.28

Finding the Fourth Proportional to 63,533.48, 87,686.70 and 35,248.28

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Solution

The fourth proportional to 63,533.48, 87,686.70 and 35,248.28 is: 48,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,533.48 : 87,686.70 = 35,248.28 : x
  2. Step 2: Convert to fraction form
    63,533.48/87,686.70 = 35,248.28/x
  3. Step 3: Cross multiply
    63,533.48x = 87,686.70 × 35,248.28
  4. Step 4: Simplify right side
    63,533.48x = 3,090,805,353.88
  5. Step 5: Solve for x
    x = 3,090,805,353.88/63,533.48
  6. Step 6: Final answer
    x = 48,648.45

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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.