Home / 67,946.16-101,880-26,344.56

Finding the Fourth Proportional to 67,946.16, 101,880 and 26,344.56

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Solution

The fourth proportional to 67,946.16, 101,880 and 26,344.56 is: 39,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,946.16 : 101,880 = 26,344.56 : x
  2. Step 2: Convert to fraction form
    67,946.16/101,880 = 26,344.56/x
  3. Step 3: Cross multiply
    67,946.16x = 101,880 × 26,344.56
  4. Step 4: Simplify right side
    67,946.16x = 2,683,983,772.80
  5. Step 5: Solve for x
    x = 2,683,983,772.80/67,946.16
  6. Step 6: Final answer
    x = 39,501.63

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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.