Home / 113,744.34-157,017.51-73,477.71

Finding the Fourth Proportional to 113,744.34, 157,017.51 and 73,477.71

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Solution

The fourth proportional to 113,744.34, 157,017.51 and 73,477.71 is: 101,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,744.34 : 157,017.51 = 73,477.71 : x
  2. Step 2: Convert to fraction form
    113,744.34/157,017.51 = 73,477.71/x
  3. Step 3: Cross multiply
    113,744.34x = 157,017.51 × 73,477.71
  4. Step 4: Simplify right side
    113,744.34x = 11,537,287,064.70
  5. Step 5: Solve for x
    x = 11,537,287,064.70/113,744.34
  6. Step 6: Final answer
    x = 101,431.75

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1.5x scale

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.