Home / 96,740.12-133,546.42-64,528.35

Finding the Fourth Proportional to 96,740.12, 133,546.42 and 64,528.35

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Solution

The fourth proportional to 96,740.12, 133,546.42 and 64,528.35 is: 89,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,740.12 : 133,546.42 = 64,528.35 : x
  2. Step 2: Convert to fraction form
    96,740.12/133,546.42 = 64,528.35/x
  3. Step 3: Cross multiply
    96,740.12x = 133,546.42 × 64,528.35
  4. Step 4: Simplify right side
    96,740.12x = 8,617,529,710.87
  5. Step 5: Solve for x
    x = 8,617,529,710.87/96,740.12
  6. Step 6: Final answer
    x = 89,079.17

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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.