Home / 104,101.94-143,660.51-56,355.27

Finding the Fourth Proportional to 104,101.94, 143,660.51 and 56,355.27

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Solution

The fourth proportional to 104,101.94, 143,660.51 and 56,355.27 is: 77,770.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,101.94 : 143,660.51 = 56,355.27 : x
  2. Step 2: Convert to fraction form
    104,101.94/143,660.51 = 56,355.27/x
  3. Step 3: Cross multiply
    104,101.94x = 143,660.51 × 56,355.27
  4. Step 4: Simplify right side
    104,101.94x = 8,096,026,547.61
  5. Step 5: Solve for x
    x = 8,096,026,547.61/104,101.94
  6. Step 6: Final answer
    x = 77,770.18

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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.