Home / 104,513.01-144,228.36-56,767.15

Finding the Fourth Proportional to 104,513.01, 144,228.36 and 56,767.15

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Solution

The fourth proportional to 104,513.01, 144,228.36 and 56,767.15 is: 78,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,513.01 : 144,228.36 = 56,767.15 : x
  2. Step 2: Convert to fraction form
    104,513.01/144,228.36 = 56,767.15/x
  3. Step 3: Cross multiply
    104,513.01x = 144,228.36 × 56,767.15
  4. Step 4: Simplify right side
    104,513.01x = 8,187,432,946.37
  5. Step 5: Solve for x
    x = 8,187,432,946.37/104,513.01
  6. Step 6: Final answer
    x = 78,338.89

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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.