Home / 88,970.12-133,316.94-56,069

Finding the Fourth Proportional to 88,970.12, 133,316.94 and 56,069

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Solution

The fourth proportional to 88,970.12, 133,316.94 and 56,069 is: 84,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,970.12 : 133,316.94 = 56,069 : x
  2. Step 2: Convert to fraction form
    88,970.12/133,316.94 = 56,069/x
  3. Step 3: Cross multiply
    88,970.12x = 133,316.94 × 56,069
  4. Step 4: Simplify right side
    88,970.12x = 7,474,947,508.86
  5. Step 5: Solve for x
    x = 7,474,947,508.86/88,970.12
  6. Step 6: Final answer
    x = 84,016.38

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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.