Home / 134,152.08-185,119.04-77,567.12

Finding the Fourth Proportional to 134,152.08, 185,119.04 and 77,567.12

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Solution

The fourth proportional to 134,152.08, 185,119.04 and 77,567.12 is: 107,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,152.08 : 185,119.04 = 77,567.12 : x
  2. Step 2: Convert to fraction form
    134,152.08/185,119.04 = 77,567.12/x
  3. Step 3: Cross multiply
    134,152.08x = 185,119.04 × 77,567.12
  4. Step 4: Simplify right side
    134,152.08x = 14,359,150,789.96
  5. Step 5: Solve for x
    x = 14,359,150,789.96/134,152.08
  6. Step 6: Final answer
    x = 107,036.36

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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.