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Finding the Fourth Proportional to 159,068.10, 238,603.80 and 46,750.32

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Solution

The fourth proportional to 159,068.10, 238,603.80 and 46,750.32 is: 70,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,068.10 : 238,603.80 = 46,750.32 : x
  2. Step 2: Convert to fraction form
    159,068.10/238,603.80 = 46,750.32/x
  3. Step 3: Cross multiply
    159,068.10x = 238,603.80 × 46,750.32
  4. Step 4: Simplify right side
    159,068.10x = 11,154,804,003.22
  5. Step 5: Solve for x
    x = 11,154,804,003.22/159,068.10
  6. Step 6: Final answer
    x = 70,125.96

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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.