Home / 134,328.32-201,485.19-40,826.78

Finding the Fourth Proportional to 134,328.32, 201,485.19 and 40,826.78

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Solution

The fourth proportional to 134,328.32, 201,485.19 and 40,826.78 is: 61,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,328.32 : 201,485.19 = 40,826.78 : x
  2. Step 2: Convert to fraction form
    134,328.32/201,485.19 = 40,826.78/x
  3. Step 3: Cross multiply
    134,328.32x = 201,485.19 × 40,826.78
  4. Step 4: Simplify right side
    134,328.32x = 8,225,991,828.28
  5. Step 5: Solve for x
    x = 8,225,991,828.28/134,328.32
  6. Step 6: Final answer
    x = 61,237.96

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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.