Home / 104,752.84-144,559.36-57,006.12

Finding the Fourth Proportional to 104,752.84, 144,559.36 and 57,006.12

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Solution

The fourth proportional to 104,752.84, 144,559.36 and 57,006.12 is: 78,668.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,752.84 : 144,559.36 = 57,006.12 : x
  2. Step 2: Convert to fraction form
    104,752.84/144,559.36 = 57,006.12/x
  3. Step 3: Cross multiply
    104,752.84x = 144,559.36 × 57,006.12
  4. Step 4: Simplify right side
    104,752.84x = 8,240,768,223.28
  5. Step 5: Solve for x
    x = 8,240,768,223.28/104,752.84
  6. Step 6: Final answer
    x = 78,668.69

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1.5x scale

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.