Home / 273,429.19-377,275.93-157,120.18

Finding the Fourth Proportional to 273,429.19, 377,275.93 and 157,120.18

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Solution

The fourth proportional to 273,429.19, 377,275.93 and 157,120.18 is: 216,793.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,429.19 : 377,275.93 = 157,120.18 : x
  2. Step 2: Convert to fraction form
    273,429.19/377,275.93 = 157,120.18/x
  3. Step 3: Cross multiply
    273,429.19x = 377,275.93 × 157,120.18
  4. Step 4: Simplify right side
    273,429.19x = 59,277,662,817.45
  5. Step 5: Solve for x
    x = 59,277,662,817.45/273,429.19
  6. Step 6: Final answer
    x = 216,793.47

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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.