Home / 139,411.14-208,999.17-60,465.93

Finding the Fourth Proportional to 139,411.14, 208,999.17 and 60,465.93

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Solution

The fourth proportional to 139,411.14, 208,999.17 and 60,465.93 is: 90,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,411.14 : 208,999.17 = 60,465.93 : x
  2. Step 2: Convert to fraction form
    139,411.14/208,999.17 = 60,465.93/x
  3. Step 3: Cross multiply
    139,411.14x = 208,999.17 × 60,465.93
  4. Step 4: Simplify right side
    139,411.14x = 12,637,329,183.28
  5. Step 5: Solve for x
    x = 12,637,329,183.28/139,411.14
  6. Step 6: Final answer
    x = 90,647.92

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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.