Home / 113,637.24-156,812.28-62,647.32

Finding the Fourth Proportional to 113,637.24, 156,812.28 and 62,647.32

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Solution

The fourth proportional to 113,637.24, 156,812.28 and 62,647.32 is: 86,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,637.24 : 156,812.28 = 62,647.32 : x
  2. Step 2: Convert to fraction form
    113,637.24/156,812.28 = 62,647.32/x
  3. Step 3: Cross multiply
    113,637.24x = 156,812.28 × 62,647.32
  4. Step 4: Simplify right side
    113,637.24x = 9,823,869,085.09
  5. Step 5: Solve for x
    x = 9,823,869,085.09/113,637.24
  6. Step 6: Final answer
    x = 86,449.38

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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.