Home / 272,317.34-375,771.61-157,573.10

Finding the Fourth Proportional to 272,317.34, 375,771.61 and 157,573.10

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Solution

The fourth proportional to 272,317.34, 375,771.61 and 157,573.10 is: 217,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,317.34 : 375,771.61 = 157,573.10 : x
  2. Step 2: Convert to fraction form
    272,317.34/375,771.61 = 157,573.10/x
  3. Step 3: Cross multiply
    272,317.34x = 375,771.61 × 157,573.10
  4. Step 4: Simplify right side
    272,317.34x = 59,211,495,616.02
  5. Step 5: Solve for x
    x = 59,211,495,616.02/272,317.34
  6. Step 6: Final answer
    x = 217,435.64

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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.