Home / 349,058.86-523,588.47-112,420.06

Finding the Fourth Proportional to 349,058.86, 523,588.47 and 112,420.06

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Solution

The fourth proportional to 349,058.86, 523,588.47 and 112,420.06 is: 168,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,058.86 : 523,588.47 = 112,420.06 : x
  2. Step 2: Convert to fraction form
    349,058.86/523,588.47 = 112,420.06/x
  3. Step 3: Cross multiply
    349,058.86x = 523,588.47 × 112,420.06
  4. Step 4: Simplify right side
    349,058.86x = 58,861,847,212.71
  5. Step 5: Solve for x
    x = 58,861,847,212.71/349,058.86
  6. Step 6: Final answer
    x = 168,630.15

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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.