Home / 144,263.40-216,419.99-64,329.77

Finding the Fourth Proportional to 144,263.40, 216,419.99 and 64,329.77

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Solution

The fourth proportional to 144,263.40, 216,419.99 and 64,329.77 is: 96,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,263.40 : 216,419.99 = 64,329.77 : x
  2. Step 2: Convert to fraction form
    144,263.40/216,419.99 = 64,329.77/x
  3. Step 3: Cross multiply
    144,263.40x = 216,419.99 × 64,329.77
  4. Step 4: Simplify right side
    144,263.40x = 13,922,246,776.35
  5. Step 5: Solve for x
    x = 13,922,246,776.35/144,263.40
  6. Step 6: Final answer
    x = 96,505.74

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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.