Home / 139,505.18-209,255.02-46,010.93

Finding the Fourth Proportional to 139,505.18, 209,255.02 and 46,010.93

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Solution

The fourth proportional to 139,505.18, 209,255.02 and 46,010.93 is: 69,015.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,505.18 : 209,255.02 = 46,010.93 : x
  2. Step 2: Convert to fraction form
    139,505.18/209,255.02 = 46,010.93/x
  3. Step 3: Cross multiply
    139,505.18x = 209,255.02 × 46,010.93
  4. Step 4: Simplify right side
    139,505.18x = 9,628,016,916.07
  5. Step 5: Solve for x
    x = 9,628,016,916.07/139,505.18
  6. Step 6: Final answer
    x = 69,015.48

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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.