Home / 187,433.79-258,576.48-109,870.13

Finding the Fourth Proportional to 187,433.79, 258,576.48 and 109,870.13

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Solution

The fourth proportional to 187,433.79, 258,576.48 and 109,870.13 is: 151,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,433.79 : 258,576.48 = 109,870.13 : x
  2. Step 2: Convert to fraction form
    187,433.79/258,576.48 = 109,870.13/x
  3. Step 3: Cross multiply
    187,433.79x = 258,576.48 × 109,870.13
  4. Step 4: Simplify right side
    187,433.79x = 28,409,830,737.31
  5. Step 5: Solve for x
    x = 28,409,830,737.31/187,433.79
  6. Step 6: Final answer
    x = 151,572.62

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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.