Home / 134,256.85-185,271.42-73,001.71

Finding the Fourth Proportional to 134,256.85, 185,271.42 and 73,001.71

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Solution

The fourth proportional to 134,256.85, 185,271.42 and 73,001.71 is: 100,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,256.85 : 185,271.42 = 73,001.71 : x
  2. Step 2: Convert to fraction form
    134,256.85/185,271.42 = 73,001.71/x
  3. Step 3: Cross multiply
    134,256.85x = 185,271.42 × 73,001.71
  4. Step 4: Simplify right side
    134,256.85x = 13,525,130,474.13
  5. Step 5: Solve for x
    x = 13,525,130,474.13/134,256.85
  6. Step 6: Final answer
    x = 100,740.71

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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.