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Finding the Fourth Proportional to 233,312.10, 349,968.15 and 144,665.70

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Solution

The fourth proportional to 233,312.10, 349,968.15 and 144,665.70 is: 216,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,312.10 : 349,968.15 = 144,665.70 : x
  2. Step 2: Convert to fraction form
    233,312.10/349,968.15 = 144,665.70/x
  3. Step 3: Cross multiply
    233,312.10x = 349,968.15 × 144,665.70
  4. Step 4: Simplify right side
    233,312.10x = 50,628,387,397.46
  5. Step 5: Solve for x
    x = 50,628,387,397.46/233,312.10
  6. Step 6: Final answer
    x = 216,998.55

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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.