Home / 236,421.60-354,862.80-118,226.40

Finding the Fourth Proportional to 236,421.60, 354,862.80 and 118,226.40

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Solution

The fourth proportional to 236,421.60, 354,862.80 and 118,226.40 is: 177,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,421.60 : 354,862.80 = 118,226.40 : x
  2. Step 2: Convert to fraction form
    236,421.60/354,862.80 = 118,226.40/x
  3. Step 3: Cross multiply
    236,421.60x = 354,862.80 × 118,226.40
  4. Step 4: Simplify right side
    236,421.60x = 41,954,151,337.92
  5. Step 5: Solve for x
    x = 41,954,151,337.92/236,421.60
  6. Step 6: Final answer
    x = 177,454.82

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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.