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Finding the Fourth Proportional to 119,851.79, 179,730.96 and 44,931.10

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Solution

The fourth proportional to 119,851.79, 179,730.96 and 44,931.10 is: 67,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,851.79 : 179,730.96 = 44,931.10 : x
  2. Step 2: Convert to fraction form
    119,851.79/179,730.96 = 44,931.10/x
  3. Step 3: Cross multiply
    119,851.79x = 179,730.96 × 44,931.10
  4. Step 4: Simplify right side
    119,851.79x = 8,075,509,287.53
  5. Step 5: Solve for x
    x = 8,075,509,287.53/119,851.79
  6. Step 6: Final answer
    x = 67,379.13

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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.