Home / 61,239.29-84,503.68-34,384.75

Finding the Fourth Proportional to 61,239.29, 84,503.68 and 34,384.75

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Solution

The fourth proportional to 61,239.29, 84,503.68 and 34,384.75 is: 47,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,239.29 : 84,503.68 = 34,384.75 : x
  2. Step 2: Convert to fraction form
    61,239.29/84,503.68 = 34,384.75/x
  3. Step 3: Cross multiply
    61,239.29x = 84,503.68 × 34,384.75
  4. Step 4: Simplify right side
    61,239.29x = 2,905,637,910.88
  5. Step 5: Solve for x
    x = 2,905,637,910.88/61,239.29
  6. Step 6: Final answer
    x = 47,447.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.