Home / 171,116.23-255,421.02-150,915.91

Finding the Fourth Proportional to 171,116.23, 255,421.02 and 150,915.91

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Solution

The fourth proportional to 171,116.23, 255,421.02 and 150,915.91 is: 225,268.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,116.23 : 255,421.02 = 150,915.91 : x
  2. Step 2: Convert to fraction form
    171,116.23/255,421.02 = 150,915.91/x
  3. Step 3: Cross multiply
    171,116.23x = 255,421.02 × 150,915.91
  4. Step 4: Simplify right side
    171,116.23x = 38,547,095,027.88
  5. Step 5: Solve for x
    x = 38,547,095,027.88/171,116.23
  6. Step 6: Final answer
    x = 225,268.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.