Home / 212,825.81-293,701.61-117,335.93

Finding the Fourth Proportional to 212,825.81, 293,701.61 and 117,335.93

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Solution

The fourth proportional to 212,825.81, 293,701.61 and 117,335.93 is: 161,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,825.81 : 293,701.61 = 117,335.93 : x
  2. Step 2: Convert to fraction form
    212,825.81/293,701.61 = 117,335.93/x
  3. Step 3: Cross multiply
    212,825.81x = 293,701.61 × 117,335.93
  4. Step 4: Simplify right side
    212,825.81x = 34,461,750,376.68
  5. Step 5: Solve for x
    x = 34,461,750,376.68/212,825.81
  6. Step 6: Final answer
    x = 161,924.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.