Home / 65,859.08-98,717.76-28,436.77

Finding the Fourth Proportional to 65,859.08, 98,717.76 and 28,436.77

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Solution

The fourth proportional to 65,859.08, 98,717.76 and 28,436.77 is: 42,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,859.08 : 98,717.76 = 28,436.77 : x
  2. Step 2: Convert to fraction form
    65,859.08/98,717.76 = 28,436.77/x
  3. Step 3: Cross multiply
    65,859.08x = 98,717.76 × 28,436.77
  4. Step 4: Simplify right side
    65,859.08x = 2,807,214,439.41
  5. Step 5: Solve for x
    x = 2,807,214,439.41/65,859.08
  6. Step 6: Final answer
    x = 42,624.57

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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.