Home / 147,535.80-221,303.70-49,039.80

Finding the Fourth Proportional to 147,535.80, 221,303.70 and 49,039.80

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Solution

The fourth proportional to 147,535.80, 221,303.70 and 49,039.80 is: 73,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,535.80 : 221,303.70 = 49,039.80 : x
  2. Step 2: Convert to fraction form
    147,535.80/221,303.70 = 49,039.80/x
  3. Step 3: Cross multiply
    147,535.80x = 221,303.70 × 49,039.80
  4. Step 4: Simplify right side
    147,535.80x = 10,852,689,187.26
  5. Step 5: Solve for x
    x = 10,852,689,187.26/147,535.80
  6. Step 6: Final answer
    x = 73,559.70

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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.