Home / 104,502.84-144,215.64-56,756.22

Finding the Fourth Proportional to 104,502.84, 144,215.64 and 56,756.22

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Solution

The fourth proportional to 104,502.84, 144,215.64 and 56,756.22 is: 78,324.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.84 : 144,215.64 = 56,756.22 : x
  2. Step 2: Convert to fraction form
    104,502.84/144,215.64 = 56,756.22/x
  3. Step 3: Cross multiply
    104,502.84x = 144,215.64 × 56,756.22
  4. Step 4: Simplify right side
    104,502.84x = 8,185,134,591.28
  5. Step 5: Solve for x
    x = 8,185,134,591.28/104,502.84
  6. Step 6: Final answer
    x = 78,324.52

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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.