Home / 147,240.36-220,895.82-47,409.93

Finding the Fourth Proportional to 147,240.36, 220,895.82 and 47,409.93

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Solution

The fourth proportional to 147,240.36, 220,895.82 and 47,409.93 is: 71,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,240.36 : 220,895.82 = 47,409.93 : x
  2. Step 2: Convert to fraction form
    147,240.36/220,895.82 = 47,409.93/x
  3. Step 3: Cross multiply
    147,240.36x = 220,895.82 × 47,409.93
  4. Step 4: Simplify right side
    147,240.36x = 10,472,655,363.49
  5. Step 5: Solve for x
    x = 10,472,655,363.49/147,240.36
  6. Step 6: Final answer
    x = 71,126.25

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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.