Home / 160,428.26-221,449.40-93,360.26

Finding the Fourth Proportional to 160,428.26, 221,449.40 and 93,360.26

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Solution

The fourth proportional to 160,428.26, 221,449.40 and 93,360.26 is: 128,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,428.26 : 221,449.40 = 93,360.26 : x
  2. Step 2: Convert to fraction form
    160,428.26/221,449.40 = 93,360.26/x
  3. Step 3: Cross multiply
    160,428.26x = 221,449.40 × 93,360.26
  4. Step 4: Simplify right side
    160,428.26x = 20,674,573,560.84
  5. Step 5: Solve for x
    x = 20,674,573,560.84/160,428.26
  6. Step 6: Final answer
    x = 128,871.15

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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.