Home / 238,774.62-358,038.66-70,273.08

Finding the Fourth Proportional to 238,774.62, 358,038.66 and 70,273.08

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Solution

The fourth proportional to 238,774.62, 358,038.66 and 70,273.08 is: 105,373.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,774.62 : 358,038.66 = 70,273.08 : x
  2. Step 2: Convert to fraction form
    238,774.62/358,038.66 = 70,273.08/x
  3. Step 3: Cross multiply
    238,774.62x = 358,038.66 × 70,273.08
  4. Step 4: Simplify right side
    238,774.62x = 25,160,479,397.27
  5. Step 5: Solve for x
    x = 25,160,479,397.27/238,774.62
  6. Step 6: Final answer
    x = 105,373.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.