Home / 112,934.36-169,374-38,035.02

Finding the Fourth Proportional to 112,934.36, 169,374 and 38,035.02

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Solution

The fourth proportional to 112,934.36, 169,374 and 38,035.02 is: 57,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,934.36 : 169,374 = 38,035.02 : x
  2. Step 2: Convert to fraction form
    112,934.36/169,374 = 38,035.02/x
  3. Step 3: Cross multiply
    112,934.36x = 169,374 × 38,035.02
  4. Step 4: Simplify right side
    112,934.36x = 6,442,143,477.48
  5. Step 5: Solve for x
    x = 6,442,143,477.48/112,934.36
  6. Step 6: Final answer
    x = 57,043.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.