Home / 62,109.24-93,135.12-19,981.48

Finding the Fourth Proportional to 62,109.24, 93,135.12 and 19,981.48

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Solution

The fourth proportional to 62,109.24, 93,135.12 and 19,981.48 is: 29,962.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,109.24 : 93,135.12 = 19,981.48 : x
  2. Step 2: Convert to fraction form
    62,109.24/93,135.12 = 19,981.48/x
  3. Step 3: Cross multiply
    62,109.24x = 93,135.12 × 19,981.48
  4. Step 4: Simplify right side
    62,109.24x = 1,860,977,537.58
  5. Step 5: Solve for x
    x = 1,860,977,537.58/62,109.24
  6. Step 6: Final answer
    x = 29,962.97

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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.