Home / 134,239.76-185,289.36-88,925.12

Finding the Fourth Proportional to 134,239.76, 185,289.36 and 88,925.12

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Solution

The fourth proportional to 134,239.76, 185,289.36 and 88,925.12 is: 122,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,239.76 : 185,289.36 = 88,925.12 : x
  2. Step 2: Convert to fraction form
    134,239.76/185,289.36 = 88,925.12/x
  3. Step 3: Cross multiply
    134,239.76x = 185,289.36 × 88,925.12
  4. Step 4: Simplify right side
    134,239.76x = 16,476,878,572.72
  5. Step 5: Solve for x
    x = 16,476,878,572.72/134,239.76
  6. Step 6: Final answer
    x = 122,742.16

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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.