Home / 56,328.96-84,089.85-52,392.36

Finding the Fourth Proportional to 56,328.96, 84,089.85 and 52,392.36

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Solution

The fourth proportional to 56,328.96, 84,089.85 and 52,392.36 is: 78,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,328.96 : 84,089.85 = 52,392.36 : x
  2. Step 2: Convert to fraction form
    56,328.96/84,089.85 = 52,392.36/x
  3. Step 3: Cross multiply
    56,328.96x = 84,089.85 × 52,392.36
  4. Step 4: Simplify right side
    56,328.96x = 4,405,665,693.55
  5. Step 5: Solve for x
    x = 4,405,665,693.55/56,328.96
  6. Step 6: Final answer
    x = 78,213.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.