Home / 45,075.61-67,355.65-34,342.99

Finding the Fourth Proportional to 45,075.61, 67,355.65 and 34,342.99

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Solution

The fourth proportional to 45,075.61, 67,355.65 and 34,342.99 is: 51,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,075.61 : 67,355.65 = 34,342.99 : x
  2. Step 2: Convert to fraction form
    45,075.61/67,355.65 = 34,342.99/x
  3. Step 3: Cross multiply
    45,075.61x = 67,355.65 × 34,342.99
  4. Step 4: Simplify right side
    45,075.61x = 2,313,194,420.55
  5. Step 5: Solve for x
    x = 2,313,194,420.55/45,075.61
  6. Step 6: Final answer
    x = 51,318.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.