Home / 266,425.02-399,795.15-98,063.58

Finding the Fourth Proportional to 266,425.02, 399,795.15 and 98,063.58

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Solution

The fourth proportional to 266,425.02, 399,795.15 and 98,063.58 is: 147,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,425.02 : 399,795.15 = 98,063.58 : x
  2. Step 2: Convert to fraction form
    266,425.02/399,795.15 = 98,063.58/x
  3. Step 3: Cross multiply
    266,425.02x = 399,795.15 × 98,063.58
  4. Step 4: Simplify right side
    266,425.02x = 39,205,343,675.64
  5. Step 5: Solve for x
    x = 39,205,343,675.64/266,425.02
  6. Step 6: Final answer
    x = 147,153.39

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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.