Home / 104,425.59-144,107.33-56,678.93

Finding the Fourth Proportional to 104,425.59, 144,107.33 and 56,678.93

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Solution

The fourth proportional to 104,425.59, 144,107.33 and 56,678.93 is: 78,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,425.59 : 144,107.33 = 56,678.93 : x
  2. Step 2: Convert to fraction form
    104,425.59/144,107.33 = 56,678.93/x
  3. Step 3: Cross multiply
    104,425.59x = 144,107.33 × 56,678.93
  4. Step 4: Simplify right side
    104,425.59x = 8,167,849,269.56
  5. Step 5: Solve for x
    x = 8,167,849,269.56/104,425.59
  6. Step 6: Final answer
    x = 78,216.93

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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.