Home / 105,460.49-145,603.40-94,110.47

Finding the Fourth Proportional to 105,460.49, 145,603.40 and 94,110.47

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Solution

The fourth proportional to 105,460.49, 145,603.40 and 94,110.47 is: 129,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,460.49 : 145,603.40 = 94,110.47 : x
  2. Step 2: Convert to fraction form
    105,460.49/145,603.40 = 94,110.47/x
  3. Step 3: Cross multiply
    105,460.49x = 145,603.40 × 94,110.47
  4. Step 4: Simplify right side
    105,460.49x = 13,702,804,043.59
  5. Step 5: Solve for x
    x = 13,702,804,043.59/105,460.49
  6. Step 6: Final answer
    x = 129,933.06

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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.