Home / 119,025.64-164,257.88-65,307.52

Finding the Fourth Proportional to 119,025.64, 164,257.88 and 65,307.52

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Solution

The fourth proportional to 119,025.64, 164,257.88 and 65,307.52 is: 90,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,025.64 : 164,257.88 = 65,307.52 : x
  2. Step 2: Convert to fraction form
    119,025.64/164,257.88 = 65,307.52/x
  3. Step 3: Cross multiply
    119,025.64x = 164,257.88 × 65,307.52
  4. Step 4: Simplify right side
    119,025.64x = 10,727,274,783.26
  5. Step 5: Solve for x
    x = 10,727,274,783.26/119,025.64
  6. Step 6: Final answer
    x = 90,125.75

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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.