Home / 239,705.49-359,718.75-99,464.25

Finding the Fourth Proportional to 239,705.49, 359,718.75 and 99,464.25

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Solution

The fourth proportional to 239,705.49, 359,718.75 and 99,464.25 is: 149,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,705.49 : 359,718.75 = 99,464.25 : x
  2. Step 2: Convert to fraction form
    239,705.49/359,718.75 = 99,464.25/x
  3. Step 3: Cross multiply
    239,705.49x = 359,718.75 × 99,464.25
  4. Step 4: Simplify right side
    239,705.49x = 35,779,153,957.75
  5. Step 5: Solve for x
    x = 35,779,153,957.75/239,705.49
  6. Step 6: Final answer
    x = 149,262.97

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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.