Home / 232,905.08-321,386.67-130,907.05

Finding the Fourth Proportional to 232,905.08, 321,386.67 and 130,907.05

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Solution

The fourth proportional to 232,905.08, 321,386.67 and 130,907.05 is: 180,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,905.08 : 321,386.67 = 130,907.05 : x
  2. Step 2: Convert to fraction form
    232,905.08/321,386.67 = 130,907.05/x
  3. Step 3: Cross multiply
    232,905.08x = 321,386.67 × 130,907.05
  4. Step 4: Simplify right side
    232,905.08x = 42,071,780,075.56
  5. Step 5: Solve for x
    x = 42,071,780,075.56/232,905.08
  6. Step 6: Final answer
    x = 180,639.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.