Home / 134,035.52-185,032-77,435.96

Finding the Fourth Proportional to 134,035.52, 185,032 and 77,435.96

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Solution

The fourth proportional to 134,035.52, 185,032 and 77,435.96 is: 106,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,035.52 : 185,032 = 77,435.96 : x
  2. Step 2: Convert to fraction form
    134,035.52/185,032 = 77,435.96/x
  3. Step 3: Cross multiply
    134,035.52x = 185,032 × 77,435.96
  4. Step 4: Simplify right side
    134,035.52x = 14,328,130,550.72
  5. Step 5: Solve for x
    x = 14,328,130,550.72/134,035.52
  6. Step 6: Final answer
    x = 106,898.01

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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.