Home / 84,859.02-117,092.43-49,042.13

Finding the Fourth Proportional to 84,859.02, 117,092.43 and 49,042.13

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Solution

The fourth proportional to 84,859.02, 117,092.43 and 49,042.13 is: 67,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,859.02 : 117,092.43 = 49,042.13 : x
  2. Step 2: Convert to fraction form
    84,859.02/117,092.43 = 49,042.13/x
  3. Step 3: Cross multiply
    84,859.02x = 117,092.43 × 49,042.13
  4. Step 4: Simplify right side
    84,859.02x = 5,742,461,588.61
  5. Step 5: Solve for x
    x = 5,742,461,588.61/84,859.02
  6. Step 6: Final answer
    x = 67,670.61

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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.