Home / 77,022.29-106,280.30-43,026.59

Finding the Fourth Proportional to 77,022.29, 106,280.30 and 43,026.59

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Solution

The fourth proportional to 77,022.29, 106,280.30 and 43,026.59 is: 59,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,022.29 : 106,280.30 = 43,026.59 : x
  2. Step 2: Convert to fraction form
    77,022.29/106,280.30 = 43,026.59/x
  3. Step 3: Cross multiply
    77,022.29x = 106,280.30 × 43,026.59
  4. Step 4: Simplify right side
    77,022.29x = 4,572,879,266.44
  5. Step 5: Solve for x
    x = 4,572,879,266.44/77,022.29
  6. Step 6: Final answer
    x = 59,370.85

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1.5x scale

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.