Home / 60,312.53-90,447.06-20,322.93

Finding the Fourth Proportional to 60,312.53, 90,447.06 and 20,322.93

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Solution

The fourth proportional to 60,312.53, 90,447.06 and 20,322.93 is: 30,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,312.53 : 90,447.06 = 20,322.93 : x
  2. Step 2: Convert to fraction form
    60,312.53/90,447.06 = 20,322.93/x
  3. Step 3: Cross multiply
    60,312.53x = 90,447.06 × 20,322.93
  4. Step 4: Simplify right side
    60,312.53x = 1,838,149,684.47
  5. Step 5: Solve for x
    x = 1,838,149,684.47/60,312.53
  6. Step 6: Final answer
    x = 30,477.08

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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.