Home / 77,660.16-116,490.36-23,625.32

Finding the Fourth Proportional to 77,660.16, 116,490.36 and 23,625.32

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Solution

The fourth proportional to 77,660.16, 116,490.36 and 23,625.32 is: 35,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,660.16 : 116,490.36 = 23,625.32 : x
  2. Step 2: Convert to fraction form
    77,660.16/116,490.36 = 23,625.32/x
  3. Step 3: Cross multiply
    77,660.16x = 116,490.36 × 23,625.32
  4. Step 4: Simplify right side
    77,660.16x = 2,752,122,031.92
  5. Step 5: Solve for x
    x = 2,752,122,031.92/77,660.16
  6. Step 6: Final answer
    x = 35,438.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.