Home / 119,289.16-164,617.08-65,573.02

Finding the Fourth Proportional to 119,289.16, 164,617.08 and 65,573.02

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Solution

The fourth proportional to 119,289.16, 164,617.08 and 65,573.02 is: 90,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,289.16 : 164,617.08 = 65,573.02 : x
  2. Step 2: Convert to fraction form
    119,289.16/164,617.08 = 65,573.02/x
  3. Step 3: Cross multiply
    119,289.16x = 164,617.08 × 65,573.02
  4. Step 4: Simplify right side
    119,289.16x = 10,794,439,079.18
  5. Step 5: Solve for x
    x = 10,794,439,079.18/119,289.16
  6. Step 6: Final answer
    x = 90,489.69

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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.