Home / 179,895.16-248,228.75-103,417.49

Finding the Fourth Proportional to 179,895.16, 248,228.75 and 103,417.49

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Solution

The fourth proportional to 179,895.16, 248,228.75 and 103,417.49 is: 142,700.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,895.16 : 248,228.75 = 103,417.49 : x
  2. Step 2: Convert to fraction form
    179,895.16/248,228.75 = 103,417.49/x
  3. Step 3: Cross multiply
    179,895.16x = 248,228.75 × 103,417.49
  4. Step 4: Simplify right side
    179,895.16x = 25,671,195,149.95
  5. Step 5: Solve for x
    x = 25,671,195,149.95/179,895.16
  6. Step 6: Final answer
    x = 142,700.87

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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.