Home / 75,841.02-113,779.26-25,921.50

Finding the Fourth Proportional to 75,841.02, 113,779.26 and 25,921.50

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Solution

The fourth proportional to 75,841.02, 113,779.26 and 25,921.50 is: 38,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,841.02 : 113,779.26 = 25,921.50 : x
  2. Step 2: Convert to fraction form
    75,841.02/113,779.26 = 25,921.50/x
  3. Step 3: Cross multiply
    75,841.02x = 113,779.26 × 25,921.50
  4. Step 4: Simplify right side
    75,841.02x = 2,949,329,088.09
  5. Step 5: Solve for x
    x = 2,949,329,088.09/75,841.02
  6. Step 6: Final answer
    x = 38,888.31

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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.