Home / 72,841.08-109,183.88-52,001.40

Finding the Fourth Proportional to 72,841.08, 109,183.88 and 52,001.40

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Solution

The fourth proportional to 72,841.08, 109,183.88 and 52,001.40 is: 77,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,841.08 : 109,183.88 = 52,001.40 : x
  2. Step 2: Convert to fraction form
    72,841.08/109,183.88 = 52,001.40/x
  3. Step 3: Cross multiply
    72,841.08x = 109,183.88 × 52,001.40
  4. Step 4: Simplify right side
    72,841.08x = 5,677,714,617.43
  5. Step 5: Solve for x
    x = 5,677,714,617.43/72,841.08
  6. Step 6: Final answer
    x = 77,946.60

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1.5x scale

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.