Home / 149,586.02-224,377.30-42,972.60

Finding the Fourth Proportional to 149,586.02, 224,377.30 and 42,972.60

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Solution

The fourth proportional to 149,586.02, 224,377.30 and 42,972.60 is: 64,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,586.02 : 224,377.30 = 42,972.60 : x
  2. Step 2: Convert to fraction form
    149,586.02/224,377.30 = 42,972.60/x
  3. Step 3: Cross multiply
    149,586.02x = 224,377.30 × 42,972.60
  4. Step 4: Simplify right side
    149,586.02x = 9,642,075,961.98
  5. Step 5: Solve for x
    x = 9,642,075,961.98/149,586.02
  6. Step 6: Final answer
    x = 64,458.40

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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.