Home / 177,822.54-245,411.78-101,345.58

Finding the Fourth Proportional to 177,822.54, 245,411.78 and 101,345.58

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Solution

The fourth proportional to 177,822.54, 245,411.78 and 101,345.58 is: 139,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,822.54 : 245,411.78 = 101,345.58 : x
  2. Step 2: Convert to fraction form
    177,822.54/245,411.78 = 101,345.58/x
  3. Step 3: Cross multiply
    177,822.54x = 245,411.78 × 101,345.58
  4. Step 4: Simplify right side
    177,822.54x = 24,871,398,676.20
  5. Step 5: Solve for x
    x = 24,871,398,676.20/177,822.54
  6. Step 6: Final answer
    x = 139,866.40

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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.