Home / 79,981.61-110,373.23-44,172.05

Finding the Fourth Proportional to 79,981.61, 110,373.23 and 44,172.05

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Solution

The fourth proportional to 79,981.61, 110,373.23 and 44,172.05 is: 60,956.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,981.61 : 110,373.23 = 44,172.05 : x
  2. Step 2: Convert to fraction form
    79,981.61/110,373.23 = 44,172.05/x
  3. Step 3: Cross multiply
    79,981.61x = 110,373.23 × 44,172.05
  4. Step 4: Simplify right side
    79,981.61x = 4,875,411,392.79
  5. Step 5: Solve for x
    x = 4,875,411,392.79/79,981.61
  6. Step 6: Final answer
    x = 60,956.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.