Home / 99,444.66-149,030.64-52,603.98

Finding the Fourth Proportional to 99,444.66, 149,030.64 and 52,603.98

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Solution

The fourth proportional to 99,444.66, 149,030.64 and 52,603.98 is: 78,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,444.66 : 149,030.64 = 52,603.98 : x
  2. Step 2: Convert to fraction form
    99,444.66/149,030.64 = 52,603.98/x
  3. Step 3: Cross multiply
    99,444.66x = 149,030.64 × 52,603.98
  4. Step 4: Simplify right side
    99,444.66x = 7,839,604,805.95
  5. Step 5: Solve for x
    x = 7,839,604,805.95/99,444.66
  6. Step 6: Final answer
    x = 78,833.84

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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.