Home / 122,069.48-182,956.34-51,801.20

Finding the Fourth Proportional to 122,069.48, 182,956.34 and 51,801.20

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Solution

The fourth proportional to 122,069.48, 182,956.34 and 51,801.20 is: 77,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,069.48 : 182,956.34 = 51,801.20 : x
  2. Step 2: Convert to fraction form
    122,069.48/182,956.34 = 51,801.20/x
  3. Step 3: Cross multiply
    122,069.48x = 182,956.34 × 51,801.20
  4. Step 4: Simplify right side
    122,069.48x = 9,477,357,959.61
  5. Step 5: Solve for x
    x = 9,477,357,959.61/122,069.48
  6. Step 6: Final answer
    x = 77,639.05

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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.