Home / 74,938.47-112,463.06-35,495.58

Finding the Fourth Proportional to 74,938.47, 112,463.06 and 35,495.58

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Solution

The fourth proportional to 74,938.47, 112,463.06 and 35,495.58 is: 53,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,938.47 : 112,463.06 = 35,495.58 : x
  2. Step 2: Convert to fraction form
    74,938.47/112,463.06 = 35,495.58/x
  3. Step 3: Cross multiply
    74,938.47x = 112,463.06 × 35,495.58
  4. Step 4: Simplify right side
    74,938.47x = 3,991,941,632.01
  5. Step 5: Solve for x
    x = 3,991,941,632.01/74,938.47
  6. Step 6: Final answer
    x = 53,269.59

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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.