Home / 238,779.36-358,045.79-70,277.83

Finding the Fourth Proportional to 238,779.36, 358,045.79 and 70,277.83

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Solution

The fourth proportional to 238,779.36, 358,045.79 and 70,277.83 is: 105,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,779.36 : 358,045.79 = 70,277.83 : x
  2. Step 2: Convert to fraction form
    238,779.36/358,045.79 = 70,277.83/x
  3. Step 3: Cross multiply
    238,779.36x = 358,045.79 × 70,277.83
  4. Step 4: Simplify right side
    238,779.36x = 25,162,679,915.33
  5. Step 5: Solve for x
    x = 25,162,679,915.33/238,779.36
  6. Step 6: Final answer
    x = 105,380.46

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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.