Home / 170,830.17-256,246.16-112,038.14

Finding the Fourth Proportional to 170,830.17, 256,246.16 and 112,038.14

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Solution

The fourth proportional to 170,830.17, 256,246.16 and 112,038.14 is: 168,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,830.17 : 256,246.16 = 112,038.14 : x
  2. Step 2: Convert to fraction form
    170,830.17/256,246.16 = 112,038.14/x
  3. Step 3: Cross multiply
    170,830.17x = 256,246.16 × 112,038.14
  4. Step 4: Simplify right side
    170,830.17x = 28,709,343,148.54
  5. Step 5: Solve for x
    x = 28,709,343,148.54/170,830.17
  6. Step 6: Final answer
    x = 168,057.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.