Home / 56,538.08-78,056.36-35,346.04

Finding the Fourth Proportional to 56,538.08, 78,056.36 and 35,346.04

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Solution

The fourth proportional to 56,538.08, 78,056.36 and 35,346.04 is: 48,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,538.08 : 78,056.36 = 35,346.04 : x
  2. Step 2: Convert to fraction form
    56,538.08/78,056.36 = 35,346.04/x
  3. Step 3: Cross multiply
    56,538.08x = 78,056.36 × 35,346.04
  4. Step 4: Simplify right side
    56,538.08x = 2,758,983,222.81
  5. Step 5: Solve for x
    x = 2,758,983,222.81/56,538.08
  6. Step 6: Final answer
    x = 48,798.67

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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.