Home / 281,846.16-388,948.22-152,784.23

Finding the Fourth Proportional to 281,846.16, 388,948.22 and 152,784.23

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Solution

The fourth proportional to 281,846.16, 388,948.22 and 152,784.23 is: 210,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,846.16 : 388,948.22 = 152,784.23 : x
  2. Step 2: Convert to fraction form
    281,846.16/388,948.22 = 152,784.23/x
  3. Step 3: Cross multiply
    281,846.16x = 388,948.22 × 152,784.23
  4. Step 4: Simplify right side
    281,846.16x = 59,425,153,538.65
  5. Step 5: Solve for x
    x = 59,425,153,538.65/281,846.16
  6. Step 6: Final answer
    x = 210,842.52

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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.