Home / 149,086.38-205,567.02-118,848.18

Finding the Fourth Proportional to 149,086.38, 205,567.02 and 118,848.18

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Solution

The fourth proportional to 149,086.38, 205,567.02 and 118,848.18 is: 163,873.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,086.38 : 205,567.02 = 118,848.18 : x
  2. Step 2: Convert to fraction form
    149,086.38/205,567.02 = 118,848.18/x
  3. Step 3: Cross multiply
    149,086.38x = 205,567.02 × 118,848.18
  4. Step 4: Simplify right side
    149,086.38x = 24,431,266,195.02
  5. Step 5: Solve for x
    x = 24,431,266,195.02/149,086.38
  6. Step 6: Final answer
    x = 163,873.23

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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.