Home / 242,926.31-335,237.45-135,496.26

Finding the Fourth Proportional to 242,926.31, 335,237.45 and 135,496.26

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Solution

The fourth proportional to 242,926.31, 335,237.45 and 135,496.26 is: 186,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,926.31 : 335,237.45 = 135,496.26 : x
  2. Step 2: Convert to fraction form
    242,926.31/335,237.45 = 135,496.26/x
  3. Step 3: Cross multiply
    242,926.31x = 335,237.45 × 135,496.26
  4. Step 4: Simplify right side
    242,926.31x = 45,423,421,266.60
  5. Step 5: Solve for x
    x = 45,423,421,266.60/242,926.31
  6. Step 6: Final answer
    x = 186,984.36

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1.5x scale

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.