Home / 156,829.48-235,244.22-56,971.08

Finding the Fourth Proportional to 156,829.48, 235,244.22 and 56,971.08

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Solution

The fourth proportional to 156,829.48, 235,244.22 and 56,971.08 is: 85,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,829.48 : 235,244.22 = 56,971.08 : x
  2. Step 2: Convert to fraction form
    156,829.48/235,244.22 = 56,971.08/x
  3. Step 3: Cross multiply
    156,829.48x = 235,244.22 × 56,971.08
  4. Step 4: Simplify right side
    156,829.48x = 13,402,117,277.16
  5. Step 5: Solve for x
    x = 13,402,117,277.16/156,829.48
  6. Step 6: Final answer
    x = 85,456.62

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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.