Home / 349,045.28-523,083.53-159,041.30

Finding the Fourth Proportional to 349,045.28, 523,083.53 and 159,041.30

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Solution

The fourth proportional to 349,045.28, 523,083.53 and 159,041.30 is: 238,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,045.28 : 523,083.53 = 159,041.30 : x
  2. Step 2: Convert to fraction form
    349,045.28/523,083.53 = 159,041.30/x
  3. Step 3: Cross multiply
    349,045.28x = 523,083.53 × 159,041.30
  4. Step 4: Simplify right side
    349,045.28x = 83,191,884,619.79
  5. Step 5: Solve for x
    x = 83,191,884,619.79/349,045.28
  6. Step 6: Final answer
    x = 238,341.24

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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.