Home / 104,701.91-144,490.37-56,955.51

Finding the Fourth Proportional to 104,701.91, 144,490.37 and 56,955.51

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Solution

The fourth proportional to 104,701.91, 144,490.37 and 56,955.51 is: 78,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,701.91 : 144,490.37 = 56,955.51 : x
  2. Step 2: Convert to fraction form
    104,701.91/144,490.37 = 56,955.51/x
  3. Step 3: Cross multiply
    104,701.91x = 144,490.37 × 56,955.51
  4. Step 4: Simplify right side
    104,701.91x = 8,229,522,428.66
  5. Step 5: Solve for x
    x = 8,229,522,428.66/104,701.91
  6. Step 6: Final answer
    x = 78,599.55

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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.