Home / 124,001.60-186,002.40-84,635.60

Finding the Fourth Proportional to 124,001.60, 186,002.40 and 84,635.60

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Solution

The fourth proportional to 124,001.60, 186,002.40 and 84,635.60 is: 126,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,001.60 : 186,002.40 = 84,635.60 : x
  2. Step 2: Convert to fraction form
    124,001.60/186,002.40 = 84,635.60/x
  3. Step 3: Cross multiply
    124,001.60x = 186,002.40 × 84,635.60
  4. Step 4: Simplify right side
    124,001.60x = 15,742,424,725.44
  5. Step 5: Solve for x
    x = 15,742,424,725.44/124,001.60
  6. Step 6: Final answer
    x = 126,953.40

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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.