Home / 115,258.68-172,893.42-56,023.74

Finding the Fourth Proportional to 115,258.68, 172,893.42 and 56,023.74

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Solution

The fourth proportional to 115,258.68, 172,893.42 and 56,023.74 is: 84,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,258.68 : 172,893.42 = 56,023.74 : x
  2. Step 2: Convert to fraction form
    115,258.68/172,893.42 = 56,023.74/x
  3. Step 3: Cross multiply
    115,258.68x = 172,893.42 × 56,023.74
  4. Step 4: Simplify right side
    115,258.68x = 9,686,136,009.79
  5. Step 5: Solve for x
    x = 9,686,136,009.79/115,258.68
  6. Step 6: Final answer
    x = 84,038.23

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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.