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Finding the Fourth Proportional to 124,594.89, 171,924.88 and 70,140.19

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Solution

The fourth proportional to 124,594.89, 171,924.88 and 70,140.19 is: 96,784.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,594.89 : 171,924.88 = 70,140.19 : x
  2. Step 2: Convert to fraction form
    124,594.89/171,924.88 = 70,140.19/x
  3. Step 3: Cross multiply
    124,594.89x = 171,924.88 × 70,140.19
  4. Step 4: Simplify right side
    124,594.89x = 12,058,842,538.60
  5. Step 5: Solve for x
    x = 12,058,842,538.60/124,594.89
  6. Step 6: Final answer
    x = 96,784.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.