Home / 169,968.10-254,988.60-51,651.40

Finding the Fourth Proportional to 169,968.10, 254,988.60 and 51,651.40

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Solution

The fourth proportional to 169,968.10, 254,988.60 and 51,651.40 is: 77,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,968.10 : 254,988.60 = 51,651.40 : x
  2. Step 2: Convert to fraction form
    169,968.10/254,988.60 = 51,651.40/x
  3. Step 3: Cross multiply
    169,968.10x = 254,988.60 × 51,651.40
  4. Step 4: Simplify right side
    169,968.10x = 13,170,518,174.04
  5. Step 5: Solve for x
    x = 13,170,518,174.04/169,968.10
  6. Step 6: Final answer
    x = 77,488.18

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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.