Home / 88,085.60-132,214.80-43,762.40

Finding the Fourth Proportional to 88,085.60, 132,214.80 and 43,762.40

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Solution

The fourth proportional to 88,085.60, 132,214.80 and 43,762.40 is: 65,686.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,085.60 : 132,214.80 = 43,762.40 : x
  2. Step 2: Convert to fraction form
    88,085.60/132,214.80 = 43,762.40/x
  3. Step 3: Cross multiply
    88,085.60x = 132,214.80 × 43,762.40
  4. Step 4: Simplify right side
    88,085.60x = 5,786,036,963.52
  5. Step 5: Solve for x
    x = 5,786,036,963.52/88,085.60
  6. Step 6: Final answer
    x = 65,686.52

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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.