Home / 134,172.93-185,160.56-73,749.16

Finding the Fourth Proportional to 134,172.93, 185,160.56 and 73,749.16

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Solution

The fourth proportional to 134,172.93, 185,160.56 and 73,749.16 is: 101,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,172.93 : 185,160.56 = 73,749.16 : x
  2. Step 2: Convert to fraction form
    134,172.93/185,160.56 = 73,749.16/x
  3. Step 3: Cross multiply
    134,172.93x = 185,160.56 × 73,749.16
  4. Step 4: Simplify right side
    134,172.93x = 13,655,435,765.13
  5. Step 5: Solve for x
    x = 13,655,435,765.13/134,172.93
  6. Step 6: Final answer
    x = 101,774.89

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1.5x scale

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.