Home / 63,651.04-87,838.40-35,359.36

Finding the Fourth Proportional to 63,651.04, 87,838.40 and 35,359.36

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Solution

The fourth proportional to 63,651.04, 87,838.40 and 35,359.36 is: 48,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,651.04 : 87,838.40 = 35,359.36 : x
  2. Step 2: Convert to fraction form
    63,651.04/87,838.40 = 35,359.36/x
  3. Step 3: Cross multiply
    63,651.04x = 87,838.40 × 35,359.36
  4. Step 4: Simplify right side
    63,651.04x = 3,105,909,607.42
  5. Step 5: Solve for x
    x = 3,105,909,607.42/63,651.04
  6. Step 6: Final answer
    x = 48,795.90

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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.