Home / 160,835.50-221,953.17-93,780.46

Finding the Fourth Proportional to 160,835.50, 221,953.17 and 93,780.46

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Solution

The fourth proportional to 160,835.50, 221,953.17 and 93,780.46 is: 129,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,835.50 : 221,953.17 = 93,780.46 : x
  2. Step 2: Convert to fraction form
    160,835.50/221,953.17 = 93,780.46/x
  3. Step 3: Cross multiply
    160,835.50x = 221,953.17 × 93,780.46
  4. Step 4: Simplify right side
    160,835.50x = 20,814,870,381.06
  5. Step 5: Solve for x
    x = 20,814,870,381.06/160,835.50
  6. Step 6: Final answer
    x = 129,417.14

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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.