Home / 71,360.02-107,055.06-26,985.79

Finding the Fourth Proportional to 71,360.02, 107,055.06 and 26,985.79

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Solution

The fourth proportional to 71,360.02, 107,055.06 and 26,985.79 is: 40,484.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,360.02 : 107,055.06 = 26,985.79 : x
  2. Step 2: Convert to fraction form
    71,360.02/107,055.06 = 26,985.79/x
  3. Step 3: Cross multiply
    71,360.02x = 107,055.06 × 26,985.79
  4. Step 4: Simplify right side
    71,360.02x = 2,888,965,367.60
  5. Step 5: Solve for x
    x = 2,888,965,367.60/71,360.02
  6. Step 6: Final answer
    x = 40,484.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.