Home / 88,965.12-133,309.44-56,064

Finding the Fourth Proportional to 88,965.12, 133,309.44 and 56,064

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Solution

The fourth proportional to 88,965.12, 133,309.44 and 56,064 is: 84,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,965.12 : 133,309.44 = 56,064 : x
  2. Step 2: Convert to fraction form
    88,965.12/133,309.44 = 56,064/x
  3. Step 3: Cross multiply
    88,965.12x = 133,309.44 × 56,064
  4. Step 4: Simplify right side
    88,965.12x = 7,473,860,444.16
  5. Step 5: Solve for x
    x = 7,473,860,444.16/88,965.12
  6. Step 6: Final answer
    x = 84,008.88

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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.