Home / 163,905.46-245,477.10-158,223.02

Finding the Fourth Proportional to 163,905.46, 245,477.10 and 158,223.02

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Solution

The fourth proportional to 163,905.46, 245,477.10 and 158,223.02 is: 236,966.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,905.46 : 245,477.10 = 158,223.02 : x
  2. Step 2: Convert to fraction form
    163,905.46/245,477.10 = 158,223.02/x
  3. Step 3: Cross multiply
    163,905.46x = 245,477.10 × 158,223.02
  4. Step 4: Simplify right side
    163,905.46x = 38,840,128,102.84
  5. Step 5: Solve for x
    x = 38,840,128,102.84/163,905.46
  6. Step 6: Final answer
    x = 236,966.65

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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.