Home / 272,319.60-375,774.71-157,575.35

Finding the Fourth Proportional to 272,319.60, 375,774.71 and 157,575.35

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Solution

The fourth proportional to 272,319.60, 375,774.71 and 157,575.35 is: 217,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,319.60 : 375,774.71 = 157,575.35 : x
  2. Step 2: Convert to fraction form
    272,319.60/375,774.71 = 157,575.35/x
  3. Step 3: Cross multiply
    272,319.60x = 375,774.71 × 157,575.35
  4. Step 4: Simplify right side
    272,319.60x = 59,212,828,782.65
  5. Step 5: Solve for x
    x = 59,212,828,782.65/272,319.60
  6. Step 6: Final answer
    x = 217,438.73

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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.