Home / 92,977.86-128,309.63-50,536.29

Finding the Fourth Proportional to 92,977.86, 128,309.63 and 50,536.29

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Solution

The fourth proportional to 92,977.86, 128,309.63 and 50,536.29 is: 69,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,977.86 : 128,309.63 = 50,536.29 : x
  2. Step 2: Convert to fraction form
    92,977.86/128,309.63 = 50,536.29/x
  3. Step 3: Cross multiply
    92,977.86x = 128,309.63 × 50,536.29
  4. Step 4: Simplify right side
    92,977.86x = 6,484,292,418.79
  5. Step 5: Solve for x
    x = 6,484,292,418.79/92,977.86
  6. Step 6: Final answer
    x = 69,740.18

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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.