Home / 139,417.07-208,844.93-64,433.95

Finding the Fourth Proportional to 139,417.07, 208,844.93 and 64,433.95

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Solution

The fourth proportional to 139,417.07, 208,844.93 and 64,433.95 is: 96,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,417.07 : 208,844.93 = 64,433.95 : x
  2. Step 2: Convert to fraction form
    139,417.07/208,844.93 = 64,433.95/x
  3. Step 3: Cross multiply
    139,417.07x = 208,844.93 × 64,433.95
  4. Step 4: Simplify right side
    139,417.07x = 13,456,703,416.35
  5. Step 5: Solve for x
    x = 13,456,703,416.35/139,417.07
  6. Step 6: Final answer
    x = 96,521.21

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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.