Home / 282,934.49-424,429.47-103,068.81

Finding the Fourth Proportional to 282,934.49, 424,429.47 and 103,068.81

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Solution

The fourth proportional to 282,934.49, 424,429.47 and 103,068.81 is: 154,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,934.49 : 424,429.47 = 103,068.81 : x
  2. Step 2: Convert to fraction form
    282,934.49/424,429.47 = 103,068.81/x
  3. Step 3: Cross multiply
    282,934.49x = 424,429.47 × 103,068.81
  4. Step 4: Simplify right side
    282,934.49x = 43,745,440,401.83
  5. Step 5: Solve for x
    x = 43,745,440,401.83/282,934.49
  6. Step 6: Final answer
    x = 154,613.32

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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.