Home / 109,578.24-164,338.56-39,444.48

Finding the Fourth Proportional to 109,578.24, 164,338.56 and 39,444.48

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Solution

The fourth proportional to 109,578.24, 164,338.56 and 39,444.48 is: 59,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,578.24 : 164,338.56 = 39,444.48 : x
  2. Step 2: Convert to fraction form
    109,578.24/164,338.56 = 39,444.48/x
  3. Step 3: Cross multiply
    109,578.24x = 164,338.56 × 39,444.48
  4. Step 4: Simplify right side
    109,578.24x = 6,482,249,043.15
  5. Step 5: Solve for x
    x = 6,482,249,043.15/109,578.24
  6. Step 6: Final answer
    x = 59,156.35

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1.5x scale

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.