Home / 77,727.02-116,147.95-58,366.54

Finding the Fourth Proportional to 77,727.02, 116,147.95 and 58,366.54

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Solution

The fourth proportional to 77,727.02, 116,147.95 and 58,366.54 is: 87,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,727.02 : 116,147.95 = 58,366.54 : x
  2. Step 2: Convert to fraction form
    77,727.02/116,147.95 = 58,366.54/x
  3. Step 3: Cross multiply
    77,727.02x = 116,147.95 × 58,366.54
  4. Step 4: Simplify right side
    77,727.02x = 6,779,153,388.85
  5. Step 5: Solve for x
    x = 6,779,153,388.85/77,727.02
  6. Step 6: Final answer
    x = 87,217.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.