Home / 77,176.50-106,425.32-46,932.36

Finding the Fourth Proportional to 77,176.50, 106,425.32 and 46,932.36

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Solution

The fourth proportional to 77,176.50, 106,425.32 and 46,932.36 is: 64,719.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,176.50 : 106,425.32 = 46,932.36 : x
  2. Step 2: Convert to fraction form
    77,176.50/106,425.32 = 46,932.36/x
  3. Step 3: Cross multiply
    77,176.50x = 106,425.32 × 46,932.36
  4. Step 4: Simplify right side
    77,176.50x = 4,994,791,431.36
  5. Step 5: Solve for x
    x = 4,994,791,431.36/77,176.50
  6. Step 6: Final answer
    x = 64,719.07

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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.