Home / 155,426.40-233,254.80-102,818.40

Finding the Fourth Proportional to 155,426.40, 233,254.80 and 102,818.40

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Solution

The fourth proportional to 155,426.40, 233,254.80 and 102,818.40 is: 154,303.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,426.40 : 233,254.80 = 102,818.40 : x
  2. Step 2: Convert to fraction form
    155,426.40/233,254.80 = 102,818.40/x
  3. Step 3: Cross multiply
    155,426.40x = 233,254.80 × 102,818.40
  4. Step 4: Simplify right side
    155,426.40x = 23,982,885,328.32
  5. Step 5: Solve for x
    x = 23,982,885,328.32/155,426.40
  6. Step 6: Final answer
    x = 154,303.81

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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.