Home / 77,346.92-106,714.78-43,350.68

Finding the Fourth Proportional to 77,346.92, 106,714.78 and 43,350.68

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Solution

The fourth proportional to 77,346.92, 106,714.78 and 43,350.68 is: 59,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,346.92 : 106,714.78 = 43,350.68 : x
  2. Step 2: Convert to fraction form
    77,346.92/106,714.78 = 43,350.68/x
  3. Step 3: Cross multiply
    77,346.92x = 106,714.78 × 43,350.68
  4. Step 4: Simplify right side
    77,346.92x = 4,626,158,437.46
  5. Step 5: Solve for x
    x = 4,626,158,437.46/77,346.92
  6. Step 6: Final answer
    x = 59,810.51

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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.