Home / 56,703.61-84,847.38-47,320.46

Finding the Fourth Proportional to 56,703.61, 84,847.38 and 47,320.46

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Solution

The fourth proportional to 56,703.61, 84,847.38 and 47,320.46 is: 70,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,703.61 : 84,847.38 = 47,320.46 : x
  2. Step 2: Convert to fraction form
    56,703.61/84,847.38 = 47,320.46/x
  3. Step 3: Cross multiply
    56,703.61x = 84,847.38 × 47,320.46
  4. Step 4: Simplify right side
    56,703.61x = 4,015,017,051.39
  5. Step 5: Solve for x
    x = 4,015,017,051.39/56,703.61
  6. Step 6: Final answer
    x = 70,807.09

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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.