Home / 52,031.49-78,088.27-26,729.99

Finding the Fourth Proportional to 52,031.49, 78,088.27 and 26,729.99

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Solution

The fourth proportional to 52,031.49, 78,088.27 and 26,729.99 is: 40,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,031.49 : 78,088.27 = 26,729.99 : x
  2. Step 2: Convert to fraction form
    52,031.49/78,088.27 = 26,729.99/x
  3. Step 3: Cross multiply
    52,031.49x = 78,088.27 × 26,729.99
  4. Step 4: Simplify right side
    52,031.49x = 2,087,298,676.22
  5. Step 5: Solve for x
    x = 2,087,298,676.22/52,031.49
  6. Step 6: Final answer
    x = 40,116.07

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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.