Home / 56,117.81-84,162.29-16,665.77

Finding the Fourth Proportional to 56,117.81, 84,162.29 and 16,665.77

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Solution

The fourth proportional to 56,117.81, 84,162.29 and 16,665.77 is: 24,994.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,117.81 : 84,162.29 = 16,665.77 : x
  2. Step 2: Convert to fraction form
    56,117.81/84,162.29 = 16,665.77/x
  3. Step 3: Cross multiply
    56,117.81x = 84,162.29 × 16,665.77
  4. Step 4: Simplify right side
    56,117.81x = 1,402,628,863.67
  5. Step 5: Solve for x
    x = 1,402,628,863.67/56,117.81
  6. Step 6: Final answer
    x = 24,994.36

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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.