Home / 75,536.80-113,312.60-27,518.47

Finding the Fourth Proportional to 75,536.80, 113,312.60 and 27,518.47

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Solution

The fourth proportional to 75,536.80, 113,312.60 and 27,518.47 is: 41,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,536.80 : 113,312.60 = 27,518.47 : x
  2. Step 2: Convert to fraction form
    75,536.80/113,312.60 = 27,518.47/x
  3. Step 3: Cross multiply
    75,536.80x = 113,312.60 × 27,518.47
  4. Step 4: Simplify right side
    75,536.80x = 3,118,189,220.83
  5. Step 5: Solve for x
    x = 3,118,189,220.83/75,536.80
  6. Step 6: Final answer
    x = 41,280.40

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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.