Home / 209,829.52-314,746.56-167,975.68

Finding the Fourth Proportional to 209,829.52, 314,746.56 and 167,975.68

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Solution

The fourth proportional to 209,829.52, 314,746.56 and 167,975.68 is: 251,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,829.52 : 314,746.56 = 167,975.68 : x
  2. Step 2: Convert to fraction form
    209,829.52/314,746.56 = 167,975.68/x
  3. Step 3: Cross multiply
    209,829.52x = 314,746.56 × 167,975.68
  4. Step 4: Simplify right side
    209,829.52x = 52,869,767,443.66
  5. Step 5: Solve for x
    x = 52,869,767,443.66/209,829.52
  6. Step 6: Final answer
    x = 251,965.35

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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.