Home / 104,488.48-144,269.22-64,256.32

Finding the Fourth Proportional to 104,488.48, 144,269.22 and 64,256.32

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Solution

The fourth proportional to 104,488.48, 144,269.22 and 64,256.32 is: 88,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,488.48 : 144,269.22 = 64,256.32 : x
  2. Step 2: Convert to fraction form
    104,488.48/144,269.22 = 64,256.32/x
  3. Step 3: Cross multiply
    104,488.48x = 144,269.22 × 64,256.32
  4. Step 4: Simplify right side
    104,488.48x = 9,270,209,166.47
  5. Step 5: Solve for x
    x = 9,270,209,166.47/104,488.48
  6. Step 6: Final answer
    x = 88,719.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.