Home / 144,437.16-216,707.01-64,467.85

Finding the Fourth Proportional to 144,437.16, 216,707.01 and 64,467.85

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Solution

The fourth proportional to 144,437.16, 216,707.01 and 64,467.85 is: 96,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,437.16 : 216,707.01 = 64,467.85 : x
  2. Step 2: Convert to fraction form
    144,437.16/216,707.01 = 64,467.85/x
  3. Step 3: Cross multiply
    144,437.16x = 216,707.01 × 64,467.85
  4. Step 4: Simplify right side
    144,437.16x = 13,970,633,931.09
  5. Step 5: Solve for x
    x = 13,970,633,931.09/144,437.16
  6. Step 6: Final answer
    x = 96,724.65

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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.