Home / 210,056.20-315,084.30-183,812.20

Finding the Fourth Proportional to 210,056.20, 315,084.30 and 183,812.20

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Solution

The fourth proportional to 210,056.20, 315,084.30 and 183,812.20 is: 275,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,056.20 : 315,084.30 = 183,812.20 : x
  2. Step 2: Convert to fraction form
    210,056.20/315,084.30 = 183,812.20/x
  3. Step 3: Cross multiply
    210,056.20x = 315,084.30 × 183,812.20
  4. Step 4: Simplify right side
    210,056.20x = 57,916,338,368.46
  5. Step 5: Solve for x
    x = 57,916,338,368.46/210,056.20
  6. Step 6: Final answer
    x = 275,718.30

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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.