Home / 103,973.09-143,482.92-56,226.43

Finding the Fourth Proportional to 103,973.09, 143,482.92 and 56,226.43

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Solution

The fourth proportional to 103,973.09, 143,482.92 and 56,226.43 is: 77,592.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,973.09 : 143,482.92 = 56,226.43 : x
  2. Step 2: Convert to fraction form
    103,973.09/143,482.92 = 56,226.43/x
  3. Step 3: Cross multiply
    103,973.09x = 143,482.92 × 56,226.43
  4. Step 4: Simplify right side
    103,973.09x = 8,067,532,357.58
  5. Step 5: Solve for x
    x = 8,067,532,357.58/103,973.09
  6. Step 6: Final answer
    x = 77,592.50

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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.