Home / 348,814.68-523,533.06-161,931.48

Finding the Fourth Proportional to 348,814.68, 523,533.06 and 161,931.48

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Solution

The fourth proportional to 348,814.68, 523,533.06 and 161,931.48 is: 243,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,814.68 : 523,533.06 = 161,931.48 : x
  2. Step 2: Convert to fraction form
    348,814.68/523,533.06 = 161,931.48/x
  3. Step 3: Cross multiply
    348,814.68x = 523,533.06 × 161,931.48
  4. Step 4: Simplify right side
    348,814.68x = 84,776,483,234.73
  5. Step 5: Solve for x
    x = 84,776,483,234.73/348,814.68
  6. Step 6: Final answer
    x = 243,041.62

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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.