Home / 64,123.56-88,490.16-35,445.24

Finding the Fourth Proportional to 64,123.56, 88,490.16 and 35,445.24

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Solution

The fourth proportional to 64,123.56, 88,490.16 and 35,445.24 is: 48,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,123.56 : 88,490.16 = 35,445.24 : x
  2. Step 2: Convert to fraction form
    64,123.56/88,490.16 = 35,445.24/x
  3. Step 3: Cross multiply
    64,123.56x = 88,490.16 × 35,445.24
  4. Step 4: Simplify right side
    64,123.56x = 3,136,554,958.84
  5. Step 5: Solve for x
    x = 3,136,554,958.84/64,123.56
  6. Step 6: Final answer
    x = 48,914.24

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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.