Home / 97,041.06-133,896.42-56,746.86

Finding the Fourth Proportional to 97,041.06, 133,896.42 and 56,746.86

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Solution

The fourth proportional to 97,041.06, 133,896.42 and 56,746.86 is: 78,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,041.06 : 133,896.42 = 56,746.86 : x
  2. Step 2: Convert to fraction form
    97,041.06/133,896.42 = 56,746.86/x
  3. Step 3: Cross multiply
    97,041.06x = 133,896.42 × 56,746.86
  4. Step 4: Simplify right side
    97,041.06x = 7,598,201,400.24
  5. Step 5: Solve for x
    x = 7,598,201,400.24/97,041.06
  6. Step 6: Final answer
    x = 78,298.83

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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.