Home / 72,962.84-109,444.30-56,347.11

Finding the Fourth Proportional to 72,962.84, 109,444.30 and 56,347.11

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Solution

The fourth proportional to 72,962.84, 109,444.30 and 56,347.11 is: 84,520.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,962.84 : 109,444.30 = 56,347.11 : x
  2. Step 2: Convert to fraction form
    72,962.84/109,444.30 = 56,347.11/x
  3. Step 3: Cross multiply
    72,962.84x = 109,444.30 × 56,347.11
  4. Step 4: Simplify right side
    72,962.84x = 6,166,869,870.11
  5. Step 5: Solve for x
    x = 6,166,869,870.11/72,962.84
  6. Step 6: Final answer
    x = 84,520.69

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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.