Home / 60,316.80-90,407.46-28,311.58

Finding the Fourth Proportional to 60,316.80, 90,407.46 and 28,311.58

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Solution

The fourth proportional to 60,316.80, 90,407.46 and 28,311.58 is: 42,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,316.80 : 90,407.46 = 28,311.58 : x
  2. Step 2: Convert to fraction form
    60,316.80/90,407.46 = 28,311.58/x
  3. Step 3: Cross multiply
    60,316.80x = 90,407.46 × 28,311.58
  4. Step 4: Simplify right side
    60,316.80x = 2,559,578,036.39
  5. Step 5: Solve for x
    x = 2,559,578,036.39/60,316.80
  6. Step 6: Final answer
    x = 42,435.57

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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.