Home / 66,727.93-92,032.53-42,856.82

Finding the Fourth Proportional to 66,727.93, 92,032.53 and 42,856.82

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Solution

The fourth proportional to 66,727.93, 92,032.53 and 42,856.82 is: 59,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,727.93 : 92,032.53 = 42,856.82 : x
  2. Step 2: Convert to fraction form
    66,727.93/92,032.53 = 42,856.82/x
  3. Step 3: Cross multiply
    66,727.93x = 92,032.53 × 42,856.82
  4. Step 4: Simplify right side
    66,727.93x = 3,944,221,572.35
  5. Step 5: Solve for x
    x = 3,944,221,572.35/66,727.93
  6. Step 6: Final answer
    x = 59,109.01

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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.