Home / 75,501.40-113,252.10-36,135.40

Finding the Fourth Proportional to 75,501.40, 113,252.10 and 36,135.40

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Solution

The fourth proportional to 75,501.40, 113,252.10 and 36,135.40 is: 54,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,501.40 : 113,252.10 = 36,135.40 : x
  2. Step 2: Convert to fraction form
    75,501.40/113,252.10 = 36,135.40/x
  3. Step 3: Cross multiply
    75,501.40x = 113,252.10 × 36,135.40
  4. Step 4: Simplify right side
    75,501.40x = 4,092,409,934.34
  5. Step 5: Solve for x
    x = 4,092,409,934.34/75,501.40
  6. Step 6: Final answer
    x = 54,203.10

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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.