Home / 200,251.12-276,052.08-152,421.16

Finding the Fourth Proportional to 200,251.12, 276,052.08 and 152,421.16

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Solution

The fourth proportional to 200,251.12, 276,052.08 and 152,421.16 is: 210,117.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,251.12 : 276,052.08 = 152,421.16 : x
  2. Step 2: Convert to fraction form
    200,251.12/276,052.08 = 152,421.16/x
  3. Step 3: Cross multiply
    200,251.12x = 276,052.08 × 152,421.16
  4. Step 4: Simplify right side
    200,251.12x = 42,076,178,254.01
  5. Step 5: Solve for x
    x = 42,076,178,254.01/200,251.12
  6. Step 6: Final answer
    x = 210,117.07

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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.