Home / 105,460.62-145,603.57-94,110.59

Finding the Fourth Proportional to 105,460.62, 145,603.57 and 94,110.59

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Solution

The fourth proportional to 105,460.62, 145,603.57 and 94,110.59 is: 129,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,460.62 : 145,603.57 = 94,110.59 : x
  2. Step 2: Convert to fraction form
    105,460.62/145,603.57 = 94,110.59/x
  3. Step 3: Cross multiply
    105,460.62x = 145,603.57 × 94,110.59
  4. Step 4: Simplify right side
    105,460.62x = 13,702,838,478.09
  5. Step 5: Solve for x
    x = 13,702,838,478.09/105,460.62
  6. Step 6: Final answer
    x = 129,933.23

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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.