Home / 102,849.22-141,931.29-57,527.02

Finding the Fourth Proportional to 102,849.22, 141,931.29 and 57,527.02

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Solution

The fourth proportional to 102,849.22, 141,931.29 and 57,527.02 is: 79,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,849.22 : 141,931.29 = 57,527.02 : x
  2. Step 2: Convert to fraction form
    102,849.22/141,931.29 = 57,527.02/x
  3. Step 3: Cross multiply
    102,849.22x = 141,931.29 × 57,527.02
  4. Step 4: Simplify right side
    102,849.22x = 8,164,884,158.46
  5. Step 5: Solve for x
    x = 8,164,884,158.46/102,849.22
  6. Step 6: Final answer
    x = 79,386.93

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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.