Home / 115,259.24-159,051.65-64,277.24

Finding the Fourth Proportional to 115,259.24, 159,051.65 and 64,277.24

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Solution

The fourth proportional to 115,259.24, 159,051.65 and 64,277.24 is: 88,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,259.24 : 159,051.65 = 64,277.24 : x
  2. Step 2: Convert to fraction form
    115,259.24/159,051.65 = 64,277.24/x
  3. Step 3: Cross multiply
    115,259.24x = 159,051.65 × 64,277.24
  4. Step 4: Simplify right side
    115,259.24x = 10,223,399,962.80
  5. Step 5: Solve for x
    x = 10,223,399,962.80/115,259.24
  6. Step 6: Final answer
    x = 88,699.18

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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.