Home / 56,655.62-85,320.69-49,348.34

Finding the Fourth Proportional to 56,655.62, 85,320.69 and 49,348.34

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Solution

The fourth proportional to 56,655.62, 85,320.69 and 49,348.34 is: 74,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,655.62 : 85,320.69 = 49,348.34 : x
  2. Step 2: Convert to fraction form
    56,655.62/85,320.69 = 49,348.34/x
  3. Step 3: Cross multiply
    56,655.62x = 85,320.69 × 49,348.34
  4. Step 4: Simplify right side
    56,655.62x = 4,210,433,745.81
  5. Step 5: Solve for x
    x = 4,210,433,745.81/56,655.62
  6. Step 6: Final answer
    x = 74,316.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.