Home / 103,051.83-154,622.22-55,657.50

Finding the Fourth Proportional to 103,051.83, 154,622.22 and 55,657.50

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Solution

The fourth proportional to 103,051.83, 154,622.22 and 55,657.50 is: 83,510.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,051.83 : 154,622.22 = 55,657.50 : x
  2. Step 2: Convert to fraction form
    103,051.83/154,622.22 = 55,657.50/x
  3. Step 3: Cross multiply
    103,051.83x = 154,622.22 × 55,657.50
  4. Step 4: Simplify right side
    103,051.83x = 8,605,886,209.65
  5. Step 5: Solve for x
    x = 8,605,886,209.65/103,051.83
  6. Step 6: Final answer
    x = 83,510.27

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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.