Home / 157,008.21-235,612.22-57,158.70

Finding the Fourth Proportional to 157,008.21, 235,612.22 and 57,158.70

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Solution

The fourth proportional to 157,008.21, 235,612.22 and 57,158.70 is: 85,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,008.21 : 235,612.22 = 57,158.70 : x
  2. Step 2: Convert to fraction form
    157,008.21/235,612.22 = 57,158.70/x
  3. Step 3: Cross multiply
    157,008.21x = 235,612.22 × 57,158.70
  4. Step 4: Simplify right side
    157,008.21x = 13,467,287,913.52
  5. Step 5: Solve for x
    x = 13,467,287,913.52/157,008.21
  6. Step 6: Final answer
    x = 85,774.42

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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.