Home / 124,417.14-171,698.34-67,828.92

Finding the Fourth Proportional to 124,417.14, 171,698.34 and 67,828.92

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Solution

The fourth proportional to 124,417.14, 171,698.34 and 67,828.92 is: 93,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417.14 : 171,698.34 = 67,828.92 : x
  2. Step 2: Convert to fraction form
    124,417.14/171,698.34 = 67,828.92/x
  3. Step 3: Cross multiply
    124,417.14x = 171,698.34 × 67,828.92
  4. Step 4: Simplify right side
    124,417.14x = 11,646,112,967.99
  5. Step 5: Solve for x
    x = 11,646,112,967.99/124,417.14
  6. Step 6: Final answer
    x = 93,605.37

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1.5x scale

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.