Home / 180,275.12-248,772.16-98,602.11

Finding the Fourth Proportional to 180,275.12, 248,772.16 and 98,602.11

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Solution

The fourth proportional to 180,275.12, 248,772.16 and 98,602.11 is: 136,066.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,275.12 : 248,772.16 = 98,602.11 : x
  2. Step 2: Convert to fraction form
    180,275.12/248,772.16 = 98,602.11/x
  3. Step 3: Cross multiply
    180,275.12x = 248,772.16 × 98,602.11
  4. Step 4: Simplify right side
    180,275.12x = 24,529,460,008.51
  5. Step 5: Solve for x
    x = 24,529,460,008.51/180,275.12
  6. Step 6: Final answer
    x = 136,066.81

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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.