Home / 113,254.98-156,309.93-65,537.34

Finding the Fourth Proportional to 113,254.98, 156,309.93 and 65,537.34

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Solution

The fourth proportional to 113,254.98, 156,309.93 and 65,537.34 is: 90,451.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,254.98 : 156,309.93 = 65,537.34 : x
  2. Step 2: Convert to fraction form
    113,254.98/156,309.93 = 65,537.34/x
  3. Step 3: Cross multiply
    113,254.98x = 156,309.93 × 65,537.34
  4. Step 4: Simplify right side
    113,254.98x = 10,244,137,027.79
  5. Step 5: Solve for x
    x = 10,244,137,027.79/113,254.98
  6. Step 6: Final answer
    x = 90,451.98

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1.5x scale

Why These Related Problems?

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