Home / 48,225.66-66,508.04-31,212.16

Finding the Fourth Proportional to 48,225.66, 66,508.04 and 31,212.16

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Solution

The fourth proportional to 48,225.66, 66,508.04 and 31,212.16 is: 43,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,225.66 : 66,508.04 = 31,212.16 : x
  2. Step 2: Convert to fraction form
    48,225.66/66,508.04 = 31,212.16/x
  3. Step 3: Cross multiply
    48,225.66x = 66,508.04 × 31,212.16
  4. Step 4: Simplify right side
    48,225.66x = 2,075,859,719.45
  5. Step 5: Solve for x
    x = 2,075,859,719.45/48,225.66
  6. Step 6: Final answer
    x = 43,044.72

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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.