Home / 96,758.10-133,521.69-53,740.35

Finding the Fourth Proportional to 96,758.10, 133,521.69 and 53,740.35

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Solution

The fourth proportional to 96,758.10, 133,521.69 and 53,740.35 is: 74,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,758.10 : 133,521.69 = 53,740.35 : x
  2. Step 2: Convert to fraction form
    96,758.10/133,521.69 = 53,740.35/x
  3. Step 3: Cross multiply
    96,758.10x = 133,521.69 × 53,740.35
  4. Step 4: Simplify right side
    96,758.10x = 7,175,502,353.19
  5. Step 5: Solve for x
    x = 7,175,502,353.19/96,758.10
  6. Step 6: Final answer
    x = 74,159.19

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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.