Home / 97,297.80-134,269.12-54,856.32

Finding the Fourth Proportional to 97,297.80, 134,269.12 and 54,856.32

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Solution

The fourth proportional to 97,297.80, 134,269.12 and 54,856.32 is: 75,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,297.80 : 134,269.12 = 54,856.32 : x
  2. Step 2: Convert to fraction form
    97,297.80/134,269.12 = 54,856.32/x
  3. Step 3: Cross multiply
    97,297.80x = 134,269.12 × 54,856.32
  4. Step 4: Simplify right side
    97,297.80x = 7,365,509,812.84
  5. Step 5: Solve for x
    x = 7,365,509,812.84/97,297.80
  6. Step 6: Final answer
    x = 75,700.68

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1.5x scale

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.