Home / 145,647.06-218,482.38-40,466.04

Finding the Fourth Proportional to 145,647.06, 218,482.38 and 40,466.04

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Solution

The fourth proportional to 145,647.06, 218,482.38 and 40,466.04 is: 60,702.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,647.06 : 218,482.38 = 40,466.04 : x
  2. Step 2: Convert to fraction form
    145,647.06/218,482.38 = 40,466.04/x
  3. Step 3: Cross multiply
    145,647.06x = 218,482.38 × 40,466.04
  4. Step 4: Simplify right side
    145,647.06x = 8,841,116,728.38
  5. Step 5: Solve for x
    x = 8,841,116,728.38/145,647.06
  6. Step 6: Final answer
    x = 60,702.34

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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.