Home / 75,423.09-113,132.88-37,973.10

Finding the Fourth Proportional to 75,423.09, 113,132.88 and 37,973.10

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Solution

The fourth proportional to 75,423.09, 113,132.88 and 37,973.10 is: 56,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,423.09 : 113,132.88 = 37,973.10 : x
  2. Step 2: Convert to fraction form
    75,423.09/113,132.88 = 37,973.10/x
  3. Step 3: Cross multiply
    75,423.09x = 113,132.88 × 37,973.10
  4. Step 4: Simplify right side
    75,423.09x = 4,296,006,258.49
  5. Step 5: Solve for x
    x = 4,296,006,258.49/75,423.09
  6. Step 6: Final answer
    x = 56,958.77

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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.