Home / 180,030.42-270,045.50-53,667.45

Finding the Fourth Proportional to 180,030.42, 270,045.50 and 53,667.45

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Solution

The fourth proportional to 180,030.42, 270,045.50 and 53,667.45 is: 80,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,030.42 : 270,045.50 = 53,667.45 : x
  2. Step 2: Convert to fraction form
    180,030.42/270,045.50 = 53,667.45/x
  3. Step 3: Cross multiply
    180,030.42x = 270,045.50 × 53,667.45
  4. Step 4: Simplify right side
    180,030.42x = 14,492,653,100.64
  5. Step 5: Solve for x
    x = 14,492,653,100.64/180,030.42
  6. Step 6: Final answer
    x = 80,501.13

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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.