Home / 153,017.10-229,291.76-102,911.72

Finding the Fourth Proportional to 153,017.10, 229,291.76 and 102,911.72

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Solution

The fourth proportional to 153,017.10, 229,291.76 and 102,911.72 is: 154,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,017.10 : 229,291.76 = 102,911.72 : x
  2. Step 2: Convert to fraction form
    153,017.10/229,291.76 = 102,911.72/x
  3. Step 3: Cross multiply
    153,017.10x = 229,291.76 × 102,911.72
  4. Step 4: Simplify right side
    153,017.10x = 23,596,808,514.25
  5. Step 5: Solve for x
    x = 23,596,808,514.25/153,017.10
  6. Step 6: Final answer
    x = 154,210.27

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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.