Home / 53,013.08-73,159.10-29,141.98

Finding the Fourth Proportional to 53,013.08, 73,159.10 and 29,141.98

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Solution

The fourth proportional to 53,013.08, 73,159.10 and 29,141.98 is: 40,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,013.08 : 73,159.10 = 29,141.98 : x
  2. Step 2: Convert to fraction form
    53,013.08/73,159.10 = 29,141.98/x
  3. Step 3: Cross multiply
    53,013.08x = 73,159.10 × 29,141.98
  4. Step 4: Simplify right side
    53,013.08x = 2,132,000,809.69
  5. Step 5: Solve for x
    x = 2,132,000,809.69/53,013.08
  6. Step 6: Final answer
    x = 40,216.50

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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.