Home / 119,320.29-164,640.58-67,637.56

Finding the Fourth Proportional to 119,320.29, 164,640.58 and 67,637.56

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Solution

The fourth proportional to 119,320.29, 164,640.58 and 67,637.56 is: 93,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,320.29 : 164,640.58 = 67,637.56 : x
  2. Step 2: Convert to fraction form
    119,320.29/164,640.58 = 67,637.56/x
  3. Step 3: Cross multiply
    119,320.29x = 164,640.58 × 67,637.56
  4. Step 4: Simplify right side
    119,320.29x = 11,135,887,108.18
  5. Step 5: Solve for x
    x = 11,135,887,108.18/119,320.29
  6. Step 6: Final answer
    x = 93,327.69

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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.