Home / 147,656.67-221,430.60-52,861.16

Finding the Fourth Proportional to 147,656.67, 221,430.60 and 52,861.16

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Solution

The fourth proportional to 147,656.67, 221,430.60 and 52,861.16 is: 79,272.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,656.67 : 221,430.60 = 52,861.16 : x
  2. Step 2: Convert to fraction form
    147,656.67/221,430.60 = 52,861.16/x
  3. Step 3: Cross multiply
    147,656.67x = 221,430.60 × 52,861.16
  4. Step 4: Simplify right side
    147,656.67x = 11,705,077,268.34
  5. Step 5: Solve for x
    x = 11,705,077,268.34/147,656.67
  6. Step 6: Final answer
    x = 79,272.26

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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.