Home / 105,548.04-145,667.97-60,237.18

Finding the Fourth Proportional to 105,548.04, 145,667.97 and 60,237.18

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Solution

The fourth proportional to 105,548.04, 145,667.97 and 60,237.18 is: 83,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,548.04 : 145,667.97 = 60,237.18 : x
  2. Step 2: Convert to fraction form
    105,548.04/145,667.97 = 60,237.18/x
  3. Step 3: Cross multiply
    105,548.04x = 145,667.97 × 60,237.18
  4. Step 4: Simplify right side
    105,548.04x = 8,774,627,729.12
  5. Step 5: Solve for x
    x = 8,774,627,729.12/105,548.04
  6. Step 6: Final answer
    x = 83,133.97

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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.