Home / 158,931.84-219,326.40-95,272.32

Finding the Fourth Proportional to 158,931.84, 219,326.40 and 95,272.32

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Solution

The fourth proportional to 158,931.84, 219,326.40 and 95,272.32 is: 131,476.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,931.84 : 219,326.40 = 95,272.32 : x
  2. Step 2: Convert to fraction form
    158,931.84/219,326.40 = 95,272.32/x
  3. Step 3: Cross multiply
    158,931.84x = 219,326.40 × 95,272.32
  4. Step 4: Simplify right side
    158,931.84x = 20,895,734,965.25
  5. Step 5: Solve for x
    x = 20,895,734,965.25/158,931.84
  6. Step 6: Final answer
    x = 131,476.08

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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.