Home / 180,291.36-248,792.30-99,714.18

Finding the Fourth Proportional to 180,291.36, 248,792.30 and 99,714.18

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Solution

The fourth proportional to 180,291.36, 248,792.30 and 99,714.18 is: 137,600.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,291.36 : 248,792.30 = 99,714.18 : x
  2. Step 2: Convert to fraction form
    180,291.36/248,792.30 = 99,714.18/x
  3. Step 3: Cross multiply
    180,291.36x = 248,792.30 × 99,714.18
  4. Step 4: Simplify right side
    180,291.36x = 24,808,120,184.81
  5. Step 5: Solve for x
    x = 24,808,120,184.81/180,291.36
  6. Step 6: Final answer
    x = 137,600.16

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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.