Home / 103,973.50-143,483.44-56,226.86

Finding the Fourth Proportional to 103,973.50, 143,483.44 and 56,226.86

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Solution

The fourth proportional to 103,973.50, 143,483.44 and 56,226.86 is: 77,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,973.50 : 143,483.44 = 56,226.86 : x
  2. Step 2: Convert to fraction form
    103,973.50/143,483.44 = 56,226.86/x
  3. Step 3: Cross multiply
    103,973.50x = 143,483.44 × 56,226.86
  4. Step 4: Simplify right side
    103,973.50x = 8,067,623,293.20
  5. Step 5: Solve for x
    x = 8,067,623,293.20/103,973.50
  6. Step 6: Final answer
    x = 77,593.07

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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.