Home / 153,166.33-211,310.53-112,975.35

Finding the Fourth Proportional to 153,166.33, 211,310.53 and 112,975.35

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Solution

The fourth proportional to 153,166.33, 211,310.53 and 112,975.35 is: 155,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,166.33 : 211,310.53 = 112,975.35 : x
  2. Step 2: Convert to fraction form
    153,166.33/211,310.53 = 112,975.35/x
  3. Step 3: Cross multiply
    153,166.33x = 211,310.53 × 112,975.35
  4. Step 4: Simplify right side
    153,166.33x = 23,872,881,085.44
  5. Step 5: Solve for x
    x = 23,872,881,085.44/153,166.33
  6. Step 6: Final answer
    x = 155,862.46

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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.