Home / 77,292.23-115,787.37-53,272.24

Finding the Fourth Proportional to 77,292.23, 115,787.37 and 53,272.24

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Solution

The fourth proportional to 77,292.23, 115,787.37 and 53,272.24 is: 79,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,292.23 : 115,787.37 = 53,272.24 : x
  2. Step 2: Convert to fraction form
    77,292.23/115,787.37 = 53,272.24/x
  3. Step 3: Cross multiply
    77,292.23x = 115,787.37 × 53,272.24
  4. Step 4: Simplify right side
    77,292.23x = 6,168,252,563.61
  5. Step 5: Solve for x
    x = 6,168,252,563.61/77,292.23
  6. Step 6: Final answer
    x = 79,804.30

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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.