Home / 96,904.62-133,739.46-53,888.40

Finding the Fourth Proportional to 96,904.62, 133,739.46 and 53,888.40

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Solution

The fourth proportional to 96,904.62, 133,739.46 and 53,888.40 is: 74,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,904.62 : 133,739.46 = 53,888.40 : x
  2. Step 2: Convert to fraction form
    96,904.62/133,739.46 = 53,888.40/x
  3. Step 3: Cross multiply
    96,904.62x = 133,739.46 × 53,888.40
  4. Step 4: Simplify right side
    96,904.62x = 7,207,005,516.26
  5. Step 5: Solve for x
    x = 7,207,005,516.26/96,904.62
  6. Step 6: Final answer
    x = 74,372.16

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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.