Home / 187,851.48-259,261.59-116,254.56

Finding the Fourth Proportional to 187,851.48, 259,261.59 and 116,254.56

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Solution

The fourth proportional to 187,851.48, 259,261.59 and 116,254.56 is: 160,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,851.48 : 259,261.59 = 116,254.56 : x
  2. Step 2: Convert to fraction form
    187,851.48/259,261.59 = 116,254.56/x
  3. Step 3: Cross multiply
    187,851.48x = 259,261.59 × 116,254.56
  4. Step 4: Simplify right side
    187,851.48x = 30,140,342,070.35
  5. Step 5: Solve for x
    x = 30,140,342,070.35/187,851.48
  6. Step 6: Final answer
    x = 160,447.72

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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.