Home / 90,119.36-124,323.38-58,298.52

Finding the Fourth Proportional to 90,119.36, 124,323.38 and 58,298.52

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Solution

The fourth proportional to 90,119.36, 124,323.38 and 58,298.52 is: 80,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,119.36 : 124,323.38 = 58,298.52 : x
  2. Step 2: Convert to fraction form
    90,119.36/124,323.38 = 58,298.52/x
  3. Step 3: Cross multiply
    90,119.36x = 124,323.38 × 58,298.52
  4. Step 4: Simplify right side
    90,119.36x = 7,247,869,055.40
  5. Step 5: Solve for x
    x = 7,247,869,055.40/90,119.36
  6. Step 6: Final answer
    x = 80,425.22

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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.