Home / 115,646.40-173,350.32-56,408.88

Finding the Fourth Proportional to 115,646.40, 173,350.32 and 56,408.88

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Solution

The fourth proportional to 115,646.40, 173,350.32 and 56,408.88 is: 84,555.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,646.40 : 173,350.32 = 56,408.88 : x
  2. Step 2: Convert to fraction form
    115,646.40/173,350.32 = 56,408.88/x
  3. Step 3: Cross multiply
    115,646.40x = 173,350.32 × 56,408.88
  4. Step 4: Simplify right side
    115,646.40x = 9,778,497,398.84
  5. Step 5: Solve for x
    x = 9,778,497,398.84/115,646.40
  6. Step 6: Final answer
    x = 84,555.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.