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Finding the Fourth Proportional to 160,047.57, 220,859.69 and 88,426.06

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Solution

The fourth proportional to 160,047.57, 220,859.69 and 88,426.06 is: 122,024.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,047.57 : 220,859.69 = 88,426.06 : x
  2. Step 2: Convert to fraction form
    160,047.57/220,859.69 = 88,426.06/x
  3. Step 3: Cross multiply
    160,047.57x = 220,859.69 × 88,426.06
  4. Step 4: Simplify right side
    160,047.57x = 19,529,752,199.52
  5. Step 5: Solve for x
    x = 19,529,752,199.52/160,047.57
  6. Step 6: Final answer
    x = 122,024.67

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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.