Home / 273,435.09-377,284.10-157,126.10

Finding the Fourth Proportional to 273,435.09, 377,284.10 and 157,126.10

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Solution

The fourth proportional to 273,435.09, 377,284.10 and 157,126.10 is: 216,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,435.09 : 377,284.10 = 157,126.10 : x
  2. Step 2: Convert to fraction form
    273,435.09/377,284.10 = 157,126.10/x
  3. Step 3: Cross multiply
    273,435.09x = 377,284.10 × 157,126.10
  4. Step 4: Simplify right side
    273,435.09x = 59,281,176,552.96
  5. Step 5: Solve for x
    x = 59,281,176,552.96/273,435.09
  6. Step 6: Final answer
    x = 216,801.64

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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.