Home / 61,731.45-85,189.58-33,437.13

Finding the Fourth Proportional to 61,731.45, 85,189.58 and 33,437.13

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Solution

The fourth proportional to 61,731.45, 85,189.58 and 33,437.13 is: 46,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731.45 : 85,189.58 = 33,437.13 : x
  2. Step 2: Convert to fraction form
    61,731.45/85,189.58 = 33,437.13/x
  3. Step 3: Cross multiply
    61,731.45x = 85,189.58 × 33,437.13
  4. Step 4: Simplify right side
    61,731.45x = 2,848,495,061.11
  5. Step 5: Solve for x
    x = 2,848,495,061.11/61,731.45
  6. Step 6: Final answer
    x = 46,143.34

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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.