Home / 242,613.74-334,802.50-135,181.46

Finding the Fourth Proportional to 242,613.74, 334,802.50 and 135,181.46

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Solution

The fourth proportional to 242,613.74, 334,802.50 and 135,181.46 is: 186,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,613.74 : 334,802.50 = 135,181.46 : x
  2. Step 2: Convert to fraction form
    242,613.74/334,802.50 = 135,181.46/x
  3. Step 3: Cross multiply
    242,613.74x = 334,802.50 × 135,181.46
  4. Step 4: Simplify right side
    242,613.74x = 45,259,090,761.65
  5. Step 5: Solve for x
    x = 45,259,090,761.65/242,613.74
  6. Step 6: Final answer
    x = 186,547.93

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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.