Home / 277,325.08-382,711.62-168,397.72

Finding the Fourth Proportional to 277,325.08, 382,711.62 and 168,397.72

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Solution

The fourth proportional to 277,325.08, 382,711.62 and 168,397.72 is: 232,390.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,325.08 : 382,711.62 = 168,397.72 : x
  2. Step 2: Convert to fraction form
    277,325.08/382,711.62 = 168,397.72/x
  3. Step 3: Cross multiply
    277,325.08x = 382,711.62 × 168,397.72
  4. Step 4: Simplify right side
    277,325.08x = 64,447,764,225.51
  5. Step 5: Solve for x
    x = 64,447,764,225.51/277,325.08
  6. Step 6: Final answer
    x = 232,390.68

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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.