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Finding the Fourth Proportional to 160,510.28, 240,708.60 and 46,634.40

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Solution

The fourth proportional to 160,510.28, 240,708.60 and 46,634.40 is: 69,935.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,510.28 : 240,708.60 = 46,634.40 : x
  2. Step 2: Convert to fraction form
    160,510.28/240,708.60 = 46,634.40/x
  3. Step 3: Cross multiply
    160,510.28x = 240,708.60 × 46,634.40
  4. Step 4: Simplify right side
    160,510.28x = 11,225,301,135.84
  5. Step 5: Solve for x
    x = 11,225,301,135.84/160,510.28
  6. Step 6: Final answer
    x = 69,935.09

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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.