Home / 163,840.48-245,819.89-57,240.17

Finding the Fourth Proportional to 163,840.48, 245,819.89 and 57,240.17

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Solution

The fourth proportional to 163,840.48, 245,819.89 and 57,240.17 is: 85,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,840.48 : 245,819.89 = 57,240.17 : x
  2. Step 2: Convert to fraction form
    163,840.48/245,819.89 = 57,240.17/x
  3. Step 3: Cross multiply
    163,840.48x = 245,819.89 × 57,240.17
  4. Step 4: Simplify right side
    163,840.48x = 14,070,772,292.98
  5. Step 5: Solve for x
    x = 14,070,772,292.98/163,840.48
  6. Step 6: Final answer
    x = 85,880.93

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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.