Home / 134,210.18-185,209.52-73,784.64

Finding the Fourth Proportional to 134,210.18, 185,209.52 and 73,784.64

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Solution

The fourth proportional to 134,210.18, 185,209.52 and 73,784.64 is: 101,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,210.18 : 185,209.52 = 73,784.64 : x
  2. Step 2: Convert to fraction form
    134,210.18/185,209.52 = 73,784.64/x
  3. Step 3: Cross multiply
    134,210.18x = 185,209.52 × 73,784.64
  4. Step 4: Simplify right side
    134,210.18x = 13,665,617,757.77
  5. Step 5: Solve for x
    x = 13,665,617,757.77/134,210.18
  6. Step 6: Final answer
    x = 101,822.51

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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.