Home / 48,150.36-72,146.61-46,304.91

Finding the Fourth Proportional to 48,150.36, 72,146.61 and 46,304.91

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Solution

The fourth proportional to 48,150.36, 72,146.61 and 46,304.91 is: 69,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,150.36 : 72,146.61 = 46,304.91 : x
  2. Step 2: Convert to fraction form
    48,150.36/72,146.61 = 46,304.91/x
  3. Step 3: Cross multiply
    48,150.36x = 72,146.61 × 46,304.91
  4. Step 4: Simplify right side
    48,150.36x = 3,340,742,282.86
  5. Step 5: Solve for x
    x = 3,340,742,282.86/48,150.36
  6. Step 6: Final answer
    x = 69,381.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.