Home / 235,613.06-325,154.94-135,030.50

Finding the Fourth Proportional to 235,613.06, 325,154.94 and 135,030.50

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Solution

The fourth proportional to 235,613.06, 325,154.94 and 135,030.50 is: 186,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,613.06 : 325,154.94 = 135,030.50 : x
  2. Step 2: Convert to fraction form
    235,613.06/325,154.94 = 135,030.50/x
  3. Step 3: Cross multiply
    235,613.06x = 325,154.94 × 135,030.50
  4. Step 4: Simplify right side
    235,613.06x = 43,905,834,125.67
  5. Step 5: Solve for x
    x = 43,905,834,125.67/235,613.06
  6. Step 6: Final answer
    x = 186,347.20

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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.