Home / 48,128.82-72,133.08-23,162.16

Finding the Fourth Proportional to 48,128.82, 72,133.08 and 23,162.16

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Solution

The fourth proportional to 48,128.82, 72,133.08 and 23,162.16 is: 34,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.82 : 72,133.08 = 23,162.16 : x
  2. Step 2: Convert to fraction form
    48,128.82/72,133.08 = 23,162.16/x
  3. Step 3: Cross multiply
    48,128.82x = 72,133.08 × 23,162.16
  4. Step 4: Simplify right side
    48,128.82x = 1,670,758,051.31
  5. Step 5: Solve for x
    x = 1,670,758,051.31/48,128.82
  6. Step 6: Final answer
    x = 34,714.30

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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.