Home / 57,335.69-79,116.08-31,838.58

Finding the Fourth Proportional to 57,335.69, 79,116.08 and 31,838.58

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Solution

The fourth proportional to 57,335.69, 79,116.08 and 31,838.58 is: 43,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,335.69 : 79,116.08 = 31,838.58 : x
  2. Step 2: Convert to fraction form
    57,335.69/79,116.08 = 31,838.58/x
  3. Step 3: Cross multiply
    57,335.69x = 79,116.08 × 31,838.58
  4. Step 4: Simplify right side
    57,335.69x = 2,518,943,642.37
  5. Step 5: Solve for x
    x = 2,518,943,642.37/57,335.69
  6. Step 6: Final answer
    x = 43,933.26

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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.