Home / 75,717.90-113,572.74-23,123.28

Finding the Fourth Proportional to 75,717.90, 113,572.74 and 23,123.28

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Solution

The fourth proportional to 75,717.90, 113,572.74 and 23,123.28 is: 34,683.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,717.90 : 113,572.74 = 23,123.28 : x
  2. Step 2: Convert to fraction form
    75,717.90/113,572.74 = 23,123.28/x
  3. Step 3: Cross multiply
    75,717.90x = 113,572.74 × 23,123.28
  4. Step 4: Simplify right side
    75,717.90x = 2,626,174,267.39
  5. Step 5: Solve for x
    x = 2,626,174,267.39/75,717.90
  6. Step 6: Final answer
    x = 34,683.66

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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.