Home / 104,448.23-144,140.31-56,701.58

Finding the Fourth Proportional to 104,448.23, 144,140.31 and 56,701.58

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Solution

The fourth proportional to 104,448.23, 144,140.31 and 56,701.58 is: 78,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,448.23 : 144,140.31 = 56,701.58 : x
  2. Step 2: Convert to fraction form
    104,448.23/144,140.31 = 56,701.58/x
  3. Step 3: Cross multiply
    104,448.23x = 144,140.31 × 56,701.58
  4. Step 4: Simplify right side
    104,448.23x = 8,172,983,611.47
  5. Step 5: Solve for x
    x = 8,172,983,611.47/104,448.23
  6. Step 6: Final answer
    x = 78,249.13

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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.