Home / 115,402.84-173,053.34-52,220.41

Finding the Fourth Proportional to 115,402.84, 173,053.34 and 52,220.41

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Solution

The fourth proportional to 115,402.84, 173,053.34 and 52,220.41 is: 78,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,402.84 : 173,053.34 = 52,220.41 : x
  2. Step 2: Convert to fraction form
    115,402.84/173,053.34 = 52,220.41/x
  3. Step 3: Cross multiply
    115,402.84x = 173,053.34 × 52,220.41
  4. Step 4: Simplify right side
    115,402.84x = 9,036,916,366.67
  5. Step 5: Solve for x
    x = 9,036,916,366.67/115,402.84
  6. Step 6: Final answer
    x = 78,307.57

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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.