Home / 109,682.29-151,364.33-67,264.21

Finding the Fourth Proportional to 109,682.29, 151,364.33 and 67,264.21

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Solution

The fourth proportional to 109,682.29, 151,364.33 and 67,264.21 is: 92,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,682.29 : 151,364.33 = 67,264.21 : x
  2. Step 2: Convert to fraction form
    109,682.29/151,364.33 = 67,264.21/x
  3. Step 3: Cross multiply
    109,682.29x = 151,364.33 × 67,264.21
  4. Step 4: Simplify right side
    109,682.29x = 10,181,402,079.63
  5. Step 5: Solve for x
    x = 10,181,402,079.63/109,682.29
  6. Step 6: Final answer
    x = 92,826.31

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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.