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Finding the Fourth Proportional to 156,854.77, 235,281.59 and 44,535

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Solution

The fourth proportional to 156,854.77, 235,281.59 and 44,535 is: 66,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,854.77 : 235,281.59 = 44,535 : x
  2. Step 2: Convert to fraction form
    156,854.77/235,281.59 = 44,535/x
  3. Step 3: Cross multiply
    156,854.77x = 235,281.59 × 44,535
  4. Step 4: Simplify right side
    156,854.77x = 10,478,265,610.65
  5. Step 5: Solve for x
    x = 10,478,265,610.65/156,854.77
  6. Step 6: Final answer
    x = 66,802.34

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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.