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Finding the Fourth Proportional to 283,157.46, 424,810.26 and 105,666.06

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Solution

The fourth proportional to 283,157.46, 424,810.26 and 105,666.06 is: 158,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,157.46 : 424,810.26 = 105,666.06 : x
  2. Step 2: Convert to fraction form
    283,157.46/424,810.26 = 105,666.06/x
  3. Step 3: Cross multiply
    283,157.46x = 424,810.26 × 105,666.06
  4. Step 4: Simplify right side
    283,157.46x = 44,888,026,421.78
  5. Step 5: Solve for x
    x = 44,888,026,421.78/283,157.46
  6. Step 6: Final answer
    x = 158,526.73

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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.