Home / 203,240.34-280,473.62-112,598.24

Finding the Fourth Proportional to 203,240.34, 280,473.62 and 112,598.24

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Solution

The fourth proportional to 203,240.34, 280,473.62 and 112,598.24 is: 155,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,240.34 : 280,473.62 = 112,598.24 : x
  2. Step 2: Convert to fraction form
    203,240.34/280,473.62 = 112,598.24/x
  3. Step 3: Cross multiply
    203,240.34x = 280,473.62 × 112,598.24
  4. Step 4: Simplify right side
    203,240.34x = 31,580,834,013.07
  5. Step 5: Solve for x
    x = 31,580,834,013.07/203,240.34
  6. Step 6: Final answer
    x = 155,386.64

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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.