Home / 165,358.03-248,033.40-53,033.71

Finding the Fourth Proportional to 165,358.03, 248,033.40 and 53,033.71

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Solution

The fourth proportional to 165,358.03, 248,033.40 and 53,033.71 is: 79,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,358.03 : 248,033.40 = 53,033.71 : x
  2. Step 2: Convert to fraction form
    165,358.03/248,033.40 = 53,033.71/x
  3. Step 3: Cross multiply
    165,358.03x = 248,033.40 × 53,033.71
  4. Step 4: Simplify right side
    165,358.03x = 13,154,131,405.91
  5. Step 5: Solve for x
    x = 13,154,131,405.91/165,358.03
  6. Step 6: Final answer
    x = 79,549.40

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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.