Home / 113,417.98-156,517.36-62,435.84

Finding the Fourth Proportional to 113,417.98, 156,517.36 and 62,435.84

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Solution

The fourth proportional to 113,417.98, 156,517.36 and 62,435.84 is: 86,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,417.98 : 156,517.36 = 62,435.84 : x
  2. Step 2: Convert to fraction form
    113,417.98/156,517.36 = 62,435.84/x
  3. Step 3: Cross multiply
    113,417.98x = 156,517.36 × 62,435.84
  4. Step 4: Simplify right side
    113,417.98x = 9,772,292,846.18
  5. Step 5: Solve for x
    x = 9,772,292,846.18/113,417.98
  6. Step 6: Final answer
    x = 86,161.76

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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.