Home / 147,609.46-221,402.01-40,995.92

Finding the Fourth Proportional to 147,609.46, 221,402.01 and 40,995.92

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Solution

The fourth proportional to 147,609.46, 221,402.01 and 40,995.92 is: 61,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,609.46 : 221,402.01 = 40,995.92 : x
  2. Step 2: Convert to fraction form
    147,609.46/221,402.01 = 40,995.92/x
  3. Step 3: Cross multiply
    147,609.46x = 221,402.01 × 40,995.92
  4. Step 4: Simplify right side
    147,609.46x = 9,076,579,643.30
  5. Step 5: Solve for x
    x = 9,076,579,643.30/147,609.46
  6. Step 6: Final answer
    x = 61,490.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.