Home / 79,096.02-118,635.24-19,931.70

Finding the Fourth Proportional to 79,096.02, 118,635.24 and 19,931.70

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Solution

The fourth proportional to 79,096.02, 118,635.24 and 19,931.70 is: 29,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,096.02 : 118,635.24 = 19,931.70 : x
  2. Step 2: Convert to fraction form
    79,096.02/118,635.24 = 19,931.70/x
  3. Step 3: Cross multiply
    79,096.02x = 118,635.24 × 19,931.70
  4. Step 4: Simplify right side
    79,096.02x = 2,364,602,013.11
  5. Step 5: Solve for x
    x = 2,364,602,013.11/79,096.02
  6. Step 6: Final answer
    x = 29,895.33

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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.