Home / 160,421.50-221,440.08-93,353.50

Finding the Fourth Proportional to 160,421.50, 221,440.08 and 93,353.50

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Solution

The fourth proportional to 160,421.50, 221,440.08 and 93,353.50 is: 128,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,421.50 : 221,440.08 = 93,353.50 : x
  2. Step 2: Convert to fraction form
    160,421.50/221,440.08 = 93,353.50/x
  3. Step 3: Cross multiply
    160,421.50x = 221,440.08 × 93,353.50
  4. Step 4: Simplify right side
    160,421.50x = 20,672,206,508.28
  5. Step 5: Solve for x
    x = 20,672,206,508.28/160,421.50
  6. Step 6: Final answer
    x = 128,861.82

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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.