Home / 77,810.90-116,720.49-24,507.05

Finding the Fourth Proportional to 77,810.90, 116,720.49 and 24,507.05

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Solution

The fourth proportional to 77,810.90, 116,720.49 and 24,507.05 is: 36,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,810.90 : 116,720.49 = 24,507.05 : x
  2. Step 2: Convert to fraction form
    77,810.90/116,720.49 = 24,507.05/x
  3. Step 3: Cross multiply
    77,810.90x = 116,720.49 × 24,507.05
  4. Step 4: Simplify right side
    77,810.90x = 2,860,474,178.32
  5. Step 5: Solve for x
    x = 2,860,474,178.32/77,810.90
  6. Step 6: Final answer
    x = 36,761.87

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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.