Home / 77,260.23-106,613.21-43,264.13

Finding the Fourth Proportional to 77,260.23, 106,613.21 and 43,264.13

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Solution

The fourth proportional to 77,260.23, 106,613.21 and 43,264.13 is: 59,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,260.23 : 106,613.21 = 43,264.13 : x
  2. Step 2: Convert to fraction form
    77,260.23/106,613.21 = 43,264.13/x
  3. Step 3: Cross multiply
    77,260.23x = 106,613.21 × 43,264.13
  4. Step 4: Simplify right side
    77,260.23x = 4,612,527,352.25
  5. Step 5: Solve for x
    x = 4,612,527,352.25/77,260.23
  6. Step 6: Final answer
    x = 59,701.19

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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.