Home / 169,574.10-254,397.60-51,257.40

Finding the Fourth Proportional to 169,574.10, 254,397.60 and 51,257.40

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Solution

The fourth proportional to 169,574.10, 254,397.60 and 51,257.40 is: 76,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,574.10 : 254,397.60 = 51,257.40 : x
  2. Step 2: Convert to fraction form
    169,574.10/254,397.60 = 51,257.40/x
  3. Step 3: Cross multiply
    169,574.10x = 254,397.60 × 51,257.40
  4. Step 4: Simplify right side
    169,574.10x = 13,039,759,542.24
  5. Step 5: Solve for x
    x = 13,039,759,542.24/169,574.10
  6. Step 6: Final answer
    x = 76,897.12

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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.