Home / 132,926.98-183,432.76-79,210.80

Finding the Fourth Proportional to 132,926.98, 183,432.76 and 79,210.80

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Solution

The fourth proportional to 132,926.98, 183,432.76 and 79,210.80 is: 109,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,926.98 : 183,432.76 = 79,210.80 : x
  2. Step 2: Convert to fraction form
    132,926.98/183,432.76 = 79,210.80/x
  3. Step 3: Cross multiply
    132,926.98x = 183,432.76 × 79,210.80
  4. Step 4: Simplify right side
    132,926.98x = 14,529,855,665.81
  5. Step 5: Solve for x
    x = 14,529,855,665.81/132,926.98
  6. Step 6: Final answer
    x = 109,307.05

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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.