Home / 243,095.16-335,488.14-135,686.16

Finding the Fourth Proportional to 243,095.16, 335,488.14 and 135,686.16

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Solution

The fourth proportional to 243,095.16, 335,488.14 and 135,686.16 is: 187,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,095.16 : 335,488.14 = 135,686.16 : x
  2. Step 2: Convert to fraction form
    243,095.16/335,488.14 = 135,686.16/x
  3. Step 3: Cross multiply
    243,095.16x = 335,488.14 × 135,686.16
  4. Step 4: Simplify right side
    243,095.16x = 45,521,097,442.14
  5. Step 5: Solve for x
    x = 45,521,097,442.14/243,095.16
  6. Step 6: Final answer
    x = 187,256.29

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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.