Home / 242,608.86-334,795.77-135,176.58

Finding the Fourth Proportional to 242,608.86, 334,795.77 and 135,176.58

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Solution

The fourth proportional to 242,608.86, 334,795.77 and 135,176.58 is: 186,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,608.86 : 334,795.77 = 135,176.58 : x
  2. Step 2: Convert to fraction form
    242,608.86/334,795.77 = 135,176.58/x
  3. Step 3: Cross multiply
    242,608.86x = 334,795.77 × 135,176.58
  4. Step 4: Simplify right side
    242,608.86x = 45,256,547,187.07
  5. Step 5: Solve for x
    x = 45,256,547,187.07/242,608.86
  6. Step 6: Final answer
    x = 186,541.20

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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.