Home / 64,734.22-97,106.60-17,987.10

Finding the Fourth Proportional to 64,734.22, 97,106.60 and 17,987.10

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Solution

The fourth proportional to 64,734.22, 97,106.60 and 17,987.10 is: 26,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,734.22 : 97,106.60 = 17,987.10 : x
  2. Step 2: Convert to fraction form
    64,734.22/97,106.60 = 17,987.10/x
  3. Step 3: Cross multiply
    64,734.22x = 97,106.60 × 17,987.10
  4. Step 4: Simplify right side
    64,734.22x = 1,746,666,124.86
  5. Step 5: Solve for x
    x = 1,746,666,124.86/64,734.22
  6. Step 6: Final answer
    x = 26,982.11

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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.