Home / 145,048.32-200,115.36-94,776.48

Finding the Fourth Proportional to 145,048.32, 200,115.36 and 94,776.48

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Solution

The fourth proportional to 145,048.32, 200,115.36 and 94,776.48 is: 130,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,048.32 : 200,115.36 = 94,776.48 : x
  2. Step 2: Convert to fraction form
    145,048.32/200,115.36 = 94,776.48/x
  3. Step 3: Cross multiply
    145,048.32x = 200,115.36 × 94,776.48
  4. Step 4: Simplify right side
    145,048.32x = 18,966,229,414.73
  5. Step 5: Solve for x
    x = 18,966,229,414.73/145,048.32
  6. Step 6: Final answer
    x = 130,758.01

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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.