Home / 104,403.08-144,076.62-56,656.41

Finding the Fourth Proportional to 104,403.08, 144,076.62 and 56,656.41

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Solution

The fourth proportional to 104,403.08, 144,076.62 and 56,656.41 is: 78,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,403.08 : 144,076.62 = 56,656.41 : x
  2. Step 2: Convert to fraction form
    104,403.08/144,076.62 = 56,656.41/x
  3. Step 3: Cross multiply
    104,403.08x = 144,076.62 × 56,656.41
  4. Step 4: Simplify right side
    104,403.08x = 8,162,864,054.13
  5. Step 5: Solve for x
    x = 8,162,864,054.13/104,403.08
  6. Step 6: Final answer
    x = 78,186.05

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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.