Home / 147,702.51-221,626.06-91,527.59

Finding the Fourth Proportional to 147,702.51, 221,626.06 and 91,527.59

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Solution

The fourth proportional to 147,702.51, 221,626.06 and 91,527.59 is: 137,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,702.51 : 221,626.06 = 91,527.59 : x
  2. Step 2: Convert to fraction form
    147,702.51/221,626.06 = 91,527.59/x
  3. Step 3: Cross multiply
    147,702.51x = 221,626.06 × 91,527.59
  4. Step 4: Simplify right side
    147,702.51x = 20,284,899,478.24
  5. Step 5: Solve for x
    x = 20,284,899,478.24/147,702.51
  6. Step 6: Final answer
    x = 137,336.19

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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.