Home / 103,412.04-142,722.99-58,093.49

Finding the Fourth Proportional to 103,412.04, 142,722.99 and 58,093.49

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Solution

The fourth proportional to 103,412.04, 142,722.99 and 58,093.49 is: 80,177.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,412.04 : 142,722.99 = 58,093.49 : x
  2. Step 2: Convert to fraction form
    103,412.04/142,722.99 = 58,093.49/x
  3. Step 3: Cross multiply
    103,412.04x = 142,722.99 × 58,093.49
  4. Step 4: Simplify right side
    103,412.04x = 8,291,275,878.72
  5. Step 5: Solve for x
    x = 8,291,275,878.72/103,412.04
  6. Step 6: Final answer
    x = 80,177.08

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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.