Home / 56,885.49-85,221.59-47,585.27

Finding the Fourth Proportional to 56,885.49, 85,221.59 and 47,585.27

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Solution

The fourth proportional to 56,885.49, 85,221.59 and 47,585.27 is: 71,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,885.49 : 85,221.59 = 47,585.27 : x
  2. Step 2: Convert to fraction form
    56,885.49/85,221.59 = 47,585.27/x
  3. Step 3: Cross multiply
    56,885.49x = 85,221.59 × 47,585.27
  4. Step 4: Simplify right side
    56,885.49x = 4,055,292,345.11
  5. Step 5: Solve for x
    x = 4,055,292,345.11/56,885.49
  6. Step 6: Final answer
    x = 71,288.69

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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.