Home / 283,214.19-390,835.70-155,888.88

Finding the Fourth Proportional to 283,214.19, 390,835.70 and 155,888.88

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Solution

The fourth proportional to 283,214.19, 390,835.70 and 155,888.88 is: 215,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,214.19 : 390,835.70 = 155,888.88 : x
  2. Step 2: Convert to fraction form
    283,214.19/390,835.70 = 155,888.88/x
  3. Step 3: Cross multiply
    283,214.19x = 390,835.70 × 155,888.88
  4. Step 4: Simplify right side
    283,214.19x = 60,926,939,537.02
  5. Step 5: Solve for x
    x = 60,926,939,537.02/283,214.19
  6. Step 6: Final answer
    x = 215,126.72

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