Home / 156,946.60-235,386.96-51,740.92

Finding the Fourth Proportional to 156,946.60, 235,386.96 and 51,740.92

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Solution

The fourth proportional to 156,946.60, 235,386.96 and 51,740.92 is: 77,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,946.60 : 235,386.96 = 51,740.92 : x
  2. Step 2: Convert to fraction form
    156,946.60/235,386.96 = 51,740.92/x
  3. Step 3: Cross multiply
    156,946.60x = 235,386.96 × 51,740.92
  4. Step 4: Simplify right side
    156,946.60x = 12,179,137,866.40
  5. Step 5: Solve for x
    x = 12,179,137,866.40/156,946.60
  6. Step 6: Final answer
    x = 77,600.52

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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.