Home / 156,724-235,085.52-56,884.08

Finding the Fourth Proportional to 156,724, 235,085.52 and 56,884.08

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Solution

The fourth proportional to 156,724, 235,085.52 and 56,884.08 is: 85,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,724 : 235,085.52 = 56,884.08 : x
  2. Step 2: Convert to fraction form
    156,724/235,085.52 = 56,884.08/x
  3. Step 3: Cross multiply
    156,724x = 235,085.52 × 56,884.08
  4. Step 4: Simplify right side
    156,724x = 13,372,623,526.52
  5. Step 5: Solve for x
    x = 13,372,623,526.52/156,724
  6. Step 6: Final answer
    x = 85,325.95

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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.