Home / 262,631.12-362,416.04-155,211.16

Finding the Fourth Proportional to 262,631.12, 362,416.04 and 155,211.16

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Solution

The fourth proportional to 262,631.12, 362,416.04 and 155,211.16 is: 214,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,631.12 : 362,416.04 = 155,211.16 : x
  2. Step 2: Convert to fraction form
    262,631.12/362,416.04 = 155,211.16/x
  3. Step 3: Cross multiply
    262,631.12x = 362,416.04 × 155,211.16
  4. Step 4: Simplify right side
    262,631.12x = 56,251,013,971.01
  5. Step 5: Solve for x
    x = 56,251,013,971.01/262,631.12
  6. Step 6: Final answer
    x = 214,182.59

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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.