Home / 113,926.40-157,219.06-62,938.52

Finding the Fourth Proportional to 113,926.40, 157,219.06 and 62,938.52

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Solution

The fourth proportional to 113,926.40, 157,219.06 and 62,938.52 is: 86,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,926.40 : 157,219.06 = 62,938.52 : x
  2. Step 2: Convert to fraction form
    113,926.40/157,219.06 = 62,938.52/x
  3. Step 3: Cross multiply
    113,926.40x = 157,219.06 × 62,938.52
  4. Step 4: Simplify right side
    113,926.40x = 9,895,134,952.19
  5. Step 5: Solve for x
    x = 9,895,134,952.19/113,926.40
  6. Step 6: Final answer
    x = 86,855.50

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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.