Home / 302,572.02-453,907.30-89,361.50

Finding the Fourth Proportional to 302,572.02, 453,907.30 and 89,361.50

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Solution

The fourth proportional to 302,572.02, 453,907.30 and 89,361.50 is: 134,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,572.02 : 453,907.30 = 89,361.50 : x
  2. Step 2: Convert to fraction form
    302,572.02/453,907.30 = 89,361.50/x
  3. Step 3: Cross multiply
    302,572.02x = 453,907.30 × 89,361.50
  4. Step 4: Simplify right side
    302,572.02x = 40,561,837,188.95
  5. Step 5: Solve for x
    x = 40,561,837,188.95/302,572.02
  6. Step 6: Final answer
    x = 134,056.80

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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.