Home / 239,968.16-360,018.99-105,008.18

Finding the Fourth Proportional to 239,968.16, 360,018.99 and 105,008.18

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Solution

The fourth proportional to 239,968.16, 360,018.99 and 105,008.18 is: 157,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,968.16 : 360,018.99 = 105,008.18 : x
  2. Step 2: Convert to fraction form
    239,968.16/360,018.99 = 105,008.18/x
  3. Step 3: Cross multiply
    239,968.16x = 360,018.99 × 105,008.18
  4. Step 4: Simplify right side
    239,968.16x = 37,804,938,905.34
  5. Step 5: Solve for x
    x = 37,804,938,905.34/239,968.16
  6. Step 6: Final answer
    x = 157,541.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.