Home / 346,041.50-519,139.10-106,188.66

Finding the Fourth Proportional to 346,041.50, 519,139.10 and 106,188.66

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Solution

The fourth proportional to 346,041.50, 519,139.10 and 106,188.66 is: 159,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,041.50 : 519,139.10 = 106,188.66 : x
  2. Step 2: Convert to fraction form
    346,041.50/519,139.10 = 106,188.66/x
  3. Step 3: Cross multiply
    346,041.50x = 519,139.10 × 106,188.66
  4. Step 4: Simplify right side
    346,041.50x = 55,126,685,648.08
  5. Step 5: Solve for x
    x = 55,126,685,648.08/346,041.50
  6. Step 6: Final answer
    x = 159,306.57

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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.