Home / 155,712.48-214,883.22-84,092.52

Finding the Fourth Proportional to 155,712.48, 214,883.22 and 84,092.52

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Solution

The fourth proportional to 155,712.48, 214,883.22 and 84,092.52 is: 116,047.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,712.48 : 214,883.22 = 84,092.52 : x
  2. Step 2: Convert to fraction form
    155,712.48/214,883.22 = 84,092.52/x
  3. Step 3: Cross multiply
    155,712.48x = 214,883.22 × 84,092.52
  4. Step 4: Simplify right side
    155,712.48x = 18,070,071,475.51
  5. Step 5: Solve for x
    x = 18,070,071,475.51/155,712.48
  6. Step 6: Final answer
    x = 116,047.68

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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.