Home / 144,804.12-217,177.02-39,633.72

Finding the Fourth Proportional to 144,804.12, 217,177.02 and 39,633.72

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Solution

The fourth proportional to 144,804.12, 217,177.02 and 39,633.72 is: 59,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,804.12 : 217,177.02 = 39,633.72 : x
  2. Step 2: Convert to fraction form
    144,804.12/217,177.02 = 39,633.72/x
  3. Step 3: Cross multiply
    144,804.12x = 217,177.02 × 39,633.72
  4. Step 4: Simplify right side
    144,804.12x = 8,607,533,201.11
  5. Step 5: Solve for x
    x = 8,607,533,201.11/144,804.12
  6. Step 6: Final answer
    x = 59,442.60

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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.