Home / 243,642.42-336,268.07-141,726.98

Finding the Fourth Proportional to 243,642.42, 336,268.07 and 141,726.98

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Solution

The fourth proportional to 243,642.42, 336,268.07 and 141,726.98 is: 195,607.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,642.42 : 336,268.07 = 141,726.98 : x
  2. Step 2: Convert to fraction form
    243,642.42/336,268.07 = 141,726.98/x
  3. Step 3: Cross multiply
    243,642.42x = 336,268.07 × 141,726.98
  4. Step 4: Simplify right side
    243,642.42x = 47,658,255,641.55
  5. Step 5: Solve for x
    x = 47,658,255,641.55/243,642.42
  6. Step 6: Final answer
    x = 195,607.38

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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.