Home / 112,916.51-169,374.54-62,313.08

Finding the Fourth Proportional to 112,916.51, 169,374.54 and 62,313.08

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Solution

The fourth proportional to 112,916.51, 169,374.54 and 62,313.08 is: 93,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,916.51 : 169,374.54 = 62,313.08 : x
  2. Step 2: Convert to fraction form
    112,916.51/169,374.54 = 62,313.08/x
  3. Step 3: Cross multiply
    112,916.51x = 169,374.54 × 62,313.08
  4. Step 4: Simplify right side
    112,916.51x = 10,554,248,647.78
  5. Step 5: Solve for x
    x = 10,554,248,647.78/112,916.51
  6. Step 6: Final answer
    x = 93,469.49

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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.