Home / 357,268.89-536,008.61-143,927.02

Finding the Fourth Proportional to 357,268.89, 536,008.61 and 143,927.02

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Solution

The fourth proportional to 357,268.89, 536,008.61 and 143,927.02 is: 215,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,268.89 : 536,008.61 = 143,927.02 : x
  2. Step 2: Convert to fraction form
    357,268.89/536,008.61 = 143,927.02/x
  3. Step 3: Cross multiply
    357,268.89x = 536,008.61 × 143,927.02
  4. Step 4: Simplify right side
    357,268.89x = 77,146,121,931.64
  5. Step 5: Solve for x
    x = 77,146,121,931.64/357,268.89
  6. Step 6: Final answer
    x = 215,932.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.