Home / 58,130.96-80,223.36-34,258.64

Finding the Fourth Proportional to 58,130.96, 80,223.36 and 34,258.64

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Solution

The fourth proportional to 58,130.96, 80,223.36 and 34,258.64 is: 47,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,130.96 : 80,223.36 = 34,258.64 : x
  2. Step 2: Convert to fraction form
    58,130.96/80,223.36 = 34,258.64/x
  3. Step 3: Cross multiply
    58,130.96x = 80,223.36 × 34,258.64
  4. Step 4: Simplify right side
    58,130.96x = 2,748,343,209.83
  5. Step 5: Solve for x
    x = 2,748,343,209.83/58,130.96
  6. Step 6: Final answer
    x = 47,278.48

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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.