Home / 210,526.49-315,751.64-60,729.95

Finding the Fourth Proportional to 210,526.49, 315,751.64 and 60,729.95

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Solution

The fourth proportional to 210,526.49, 315,751.64 and 60,729.95 is: 91,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,526.49 : 315,751.64 = 60,729.95 : x
  2. Step 2: Convert to fraction form
    210,526.49/315,751.64 = 60,729.95/x
  3. Step 3: Cross multiply
    210,526.49x = 315,751.64 × 60,729.95
  4. Step 4: Simplify right side
    210,526.49x = 19,175,581,795.35
  5. Step 5: Solve for x
    x = 19,175,581,795.35/210,526.49
  6. Step 6: Final answer
    x = 91,083.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.