Home / 153,261.33-211,495.26-84,344.34

Finding the Fourth Proportional to 153,261.33, 211,495.26 and 84,344.34

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Solution

The fourth proportional to 153,261.33, 211,495.26 and 84,344.34 is: 116,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,261.33 : 211,495.26 = 84,344.34 : x
  2. Step 2: Convert to fraction form
    153,261.33/211,495.26 = 84,344.34/x
  3. Step 3: Cross multiply
    153,261.33x = 211,495.26 × 84,344.34
  4. Step 4: Simplify right side
    153,261.33x = 17,838,428,117.83
  5. Step 5: Solve for x
    x = 17,838,428,117.83/153,261.33
  6. Step 6: Final answer
    x = 116,392.23

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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.