Home / 77,025.30-106,293.70-43,034.26

Finding the Fourth Proportional to 77,025.30, 106,293.70 and 43,034.26

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Solution

The fourth proportional to 77,025.30, 106,293.70 and 43,034.26 is: 59,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,025.30 : 106,293.70 = 43,034.26 : x
  2. Step 2: Convert to fraction form
    77,025.30/106,293.70 = 43,034.26/x
  3. Step 3: Cross multiply
    77,025.30x = 106,293.70 × 43,034.26
  4. Step 4: Simplify right side
    77,025.30x = 4,574,270,722.16
  5. Step 5: Solve for x
    x = 4,574,270,722.16/77,025.30
  6. Step 6: Final answer
    x = 59,386.60

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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.