Home / 92,927.77-128,246.66-52,641.86

Finding the Fourth Proportional to 92,927.77, 128,246.66 and 52,641.86

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Solution

The fourth proportional to 92,927.77, 128,246.66 and 52,641.86 is: 72,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,927.77 : 128,246.66 = 52,641.86 : x
  2. Step 2: Convert to fraction form
    92,927.77/128,246.66 = 52,641.86/x
  3. Step 3: Cross multiply
    92,927.77x = 128,246.66 × 52,641.86
  4. Step 4: Simplify right side
    92,927.77x = 6,751,141,816.75
  5. Step 5: Solve for x
    x = 6,751,141,816.75/92,927.77
  6. Step 6: Final answer
    x = 72,649.35

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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.