Home / 61,697.08-85,143.70-34,843.62

Finding the Fourth Proportional to 61,697.08, 85,143.70 and 34,843.62

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Solution

The fourth proportional to 61,697.08, 85,143.70 and 34,843.62 is: 48,085.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,697.08 : 85,143.70 = 34,843.62 : x
  2. Step 2: Convert to fraction form
    61,697.08/85,143.70 = 34,843.62/x
  3. Step 3: Cross multiply
    61,697.08x = 85,143.70 × 34,843.62
  4. Step 4: Simplify right side
    61,697.08x = 2,966,714,728.19
  5. Step 5: Solve for x
    x = 2,966,714,728.19/61,697.08
  6. Step 6: Final answer
    x = 48,085.17

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1.5x scale

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.