Home / 272,577.39-376,111.92-151,715.58

Finding the Fourth Proportional to 272,577.39, 376,111.92 and 151,715.58

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Solution

The fourth proportional to 272,577.39, 376,111.92 and 151,715.58 is: 209,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,577.39 : 376,111.92 = 151,715.58 : x
  2. Step 2: Convert to fraction form
    272,577.39/376,111.92 = 151,715.58/x
  3. Step 3: Cross multiply
    272,577.39x = 376,111.92 × 151,715.58
  4. Step 4: Simplify right side
    272,577.39x = 57,062,038,087.71
  5. Step 5: Solve for x
    x = 57,062,038,087.71/272,577.39
  6. Step 6: Final answer
    x = 209,342.52

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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.