Home / 104,210.12-156,329.76-34,075.46

Finding the Fourth Proportional to 104,210.12, 156,329.76 and 34,075.46

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Solution

The fourth proportional to 104,210.12, 156,329.76 and 34,075.46 is: 51,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,210.12 : 156,329.76 = 34,075.46 : x
  2. Step 2: Convert to fraction form
    104,210.12/156,329.76 = 34,075.46/x
  3. Step 3: Cross multiply
    104,210.12x = 156,329.76 × 34,075.46
  4. Step 4: Simplify right side
    104,210.12x = 5,327,008,483.69
  5. Step 5: Solve for x
    x = 5,327,008,483.69/104,210.12
  6. Step 6: Final answer
    x = 51,117.96

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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.