Home / 85,703.34-118,271.07-47,464.14

Finding the Fourth Proportional to 85,703.34, 118,271.07 and 47,464.14

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Solution

The fourth proportional to 85,703.34, 118,271.07 and 47,464.14 is: 65,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,703.34 : 118,271.07 = 47,464.14 : x
  2. Step 2: Convert to fraction form
    85,703.34/118,271.07 = 47,464.14/x
  3. Step 3: Cross multiply
    85,703.34x = 118,271.07 × 47,464.14
  4. Step 4: Simplify right side
    85,703.34x = 5,613,634,624.43
  5. Step 5: Solve for x
    x = 5,613,634,624.43/85,703.34
  6. Step 6: Final answer
    x = 65,500.77

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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.