Home / 65,238.08-90,030.67-36,943.16

Finding the Fourth Proportional to 65,238.08, 90,030.67 and 36,943.16

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Solution

The fourth proportional to 65,238.08, 90,030.67 and 36,943.16 is: 50,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,238.08 : 90,030.67 = 36,943.16 : x
  2. Step 2: Convert to fraction form
    65,238.08/90,030.67 = 36,943.16/x
  3. Step 3: Cross multiply
    65,238.08x = 90,030.67 × 36,943.16
  4. Step 4: Simplify right side
    65,238.08x = 3,326,017,446.72
  5. Step 5: Solve for x
    x = 3,326,017,446.72/65,238.08
  6. Step 6: Final answer
    x = 50,982.76

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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.