Home / 119,147.04-164,425.41-65,435.94

Finding the Fourth Proportional to 119,147.04, 164,425.41 and 65,435.94

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Solution

The fourth proportional to 119,147.04, 164,425.41 and 65,435.94 is: 90,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,147.04 : 164,425.41 = 65,435.94 : x
  2. Step 2: Convert to fraction form
    119,147.04/164,425.41 = 65,435.94/x
  3. Step 3: Cross multiply
    119,147.04x = 164,425.41 × 65,435.94
  4. Step 4: Simplify right side
    119,147.04x = 10,759,331,263.24
  5. Step 5: Solve for x
    x = 10,759,331,263.24/119,147.04
  6. Step 6: Final answer
    x = 90,302.97

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1.5x scale

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.