Home / 119,331.72-179,007.30-39,384.72

Finding the Fourth Proportional to 119,331.72, 179,007.30 and 39,384.72

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Solution

The fourth proportional to 119,331.72, 179,007.30 and 39,384.72 is: 59,080.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,331.72 : 179,007.30 = 39,384.72 : x
  2. Step 2: Convert to fraction form
    119,331.72/179,007.30 = 39,384.72/x
  3. Step 3: Cross multiply
    119,331.72x = 179,007.30 × 39,384.72
  4. Step 4: Simplify right side
    119,331.72x = 7,050,152,388.46
  5. Step 5: Solve for x
    x = 7,050,152,388.46/119,331.72
  6. Step 6: Final answer
    x = 59,080.29

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1.5x scale

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.