Home / 77,150.52-106,466.76-45,322.32

Finding the Fourth Proportional to 77,150.52, 106,466.76 and 45,322.32

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Solution

The fourth proportional to 77,150.52, 106,466.76 and 45,322.32 is: 62,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,150.52 : 106,466.76 = 45,322.32 : x
  2. Step 2: Convert to fraction form
    77,150.52/106,466.76 = 45,322.32/x
  3. Step 3: Cross multiply
    77,150.52x = 106,466.76 × 45,322.32
  4. Step 4: Simplify right side
    77,150.52x = 4,825,320,566.08
  5. Step 5: Solve for x
    x = 4,825,320,566.08/77,150.52
  6. Step 6: Final answer
    x = 62,544.24

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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.