Home / 293,199.12-439,831.08-93,528.72

Finding the Fourth Proportional to 293,199.12, 439,831.08 and 93,528.72

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Solution

The fourth proportional to 293,199.12, 439,831.08 and 93,528.72 is: 140,303.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,199.12 : 439,831.08 = 93,528.72 : x
  2. Step 2: Convert to fraction form
    293,199.12/439,831.08 = 93,528.72/x
  3. Step 3: Cross multiply
    293,199.12x = 439,831.08 × 93,528.72
  4. Step 4: Simplify right side
    293,199.12x = 41,136,837,928.62
  5. Step 5: Solve for x
    x = 41,136,837,928.62/293,199.12
  6. Step 6: Final answer
    x = 140,303.42

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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.