Home / 74,695.67-112,043.08-43,085.24

Finding the Fourth Proportional to 74,695.67, 112,043.08 and 43,085.24

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Solution

The fourth proportional to 74,695.67, 112,043.08 and 43,085.24 is: 64,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,695.67 : 112,043.08 = 43,085.24 : x
  2. Step 2: Convert to fraction form
    74,695.67/112,043.08 = 43,085.24/x
  3. Step 3: Cross multiply
    74,695.67x = 112,043.08 × 43,085.24
  4. Step 4: Simplify right side
    74,695.67x = 4,827,402,992.14
  5. Step 5: Solve for x
    x = 4,827,402,992.14/74,695.67
  6. Step 6: Final answer
    x = 64,627.61

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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.