Home / 68,075.04-93,942.72-38,267.04

Finding the Fourth Proportional to 68,075.04, 93,942.72 and 38,267.04

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Solution

The fourth proportional to 68,075.04, 93,942.72 and 38,267.04 is: 52,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,075.04 : 93,942.72 = 38,267.04 : x
  2. Step 2: Convert to fraction form
    68,075.04/93,942.72 = 38,267.04/x
  3. Step 3: Cross multiply
    68,075.04x = 93,942.72 × 38,267.04
  4. Step 4: Simplify right side
    68,075.04x = 3,594,909,823.95
  5. Step 5: Solve for x
    x = 3,594,909,823.95/68,075.04
  6. Step 6: Final answer
    x = 52,808.05

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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.