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Finding the Fourth Proportional to 173,513, 258,810.96 and 157,567.34

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Solution

The fourth proportional to 173,513, 258,810.96 and 157,567.34 is: 235,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,513 : 258,810.96 = 157,567.34 : x
  2. Step 2: Convert to fraction form
    173,513/258,810.96 = 157,567.34/x
  3. Step 3: Cross multiply
    173,513x = 258,810.96 × 157,567.34
  4. Step 4: Simplify right side
    173,513x = 40,780,154,530.05
  5. Step 5: Solve for x
    x = 40,780,154,530.05/173,513
  6. Step 6: Final answer
    x = 235,026.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.