Home / 97,017.95-133,835.79-56,705.37

Finding the Fourth Proportional to 97,017.95, 133,835.79 and 56,705.37

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Solution

The fourth proportional to 97,017.95, 133,835.79 and 56,705.37 is: 78,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,017.95 : 133,835.79 = 56,705.37 : x
  2. Step 2: Convert to fraction form
    97,017.95/133,835.79 = 56,705.37/x
  3. Step 3: Cross multiply
    97,017.95x = 133,835.79 × 56,705.37
  4. Step 4: Simplify right side
    97,017.95x = 7,589,207,701.95
  5. Step 5: Solve for x
    x = 7,589,207,701.95/97,017.95
  6. Step 6: Final answer
    x = 78,224.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.