Home / 142,445.22-213,588.93-58,264.48

Finding the Fourth Proportional to 142,445.22, 213,588.93 and 58,264.48

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Solution

The fourth proportional to 142,445.22, 213,588.93 and 58,264.48 is: 87,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,445.22 : 213,588.93 = 58,264.48 : x
  2. Step 2: Convert to fraction form
    142,445.22/213,588.93 = 58,264.48/x
  3. Step 3: Cross multiply
    142,445.22x = 213,588.93 × 58,264.48
  4. Step 4: Simplify right side
    142,445.22x = 12,444,648,425.68
  5. Step 5: Solve for x
    x = 12,444,648,425.68/142,445.22
  6. Step 6: Final answer
    x = 87,364.45

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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.