Home / 85,957.04-118,622.76-48,234.08

Finding the Fourth Proportional to 85,957.04, 118,622.76 and 48,234.08

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Solution

The fourth proportional to 85,957.04, 118,622.76 and 48,234.08 is: 66,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,957.04 : 118,622.76 = 48,234.08 : x
  2. Step 2: Convert to fraction form
    85,957.04/118,622.76 = 48,234.08/x
  3. Step 3: Cross multiply
    85,957.04x = 118,622.76 × 48,234.08
  4. Step 4: Simplify right side
    85,957.04x = 5,721,659,695.66
  5. Step 5: Solve for x
    x = 5,721,659,695.66/85,957.04
  6. Step 6: Final answer
    x = 66,564.18

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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.