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Finding the Fourth Proportional to 124,837.60, 187,256.40 and 46,008.40

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Solution

The fourth proportional to 124,837.60, 187,256.40 and 46,008.40 is: 69,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,837.60 : 187,256.40 = 46,008.40 : x
  2. Step 2: Convert to fraction form
    124,837.60/187,256.40 = 46,008.40/x
  3. Step 3: Cross multiply
    124,837.60x = 187,256.40 × 46,008.40
  4. Step 4: Simplify right side
    124,837.60x = 8,615,367,353.76
  5. Step 5: Solve for x
    x = 8,615,367,353.76/124,837.60
  6. Step 6: Final answer
    x = 69,012.60

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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.