Home / 130,412.32-195,501.12-47,248

Finding the Fourth Proportional to 130,412.32, 195,501.12 and 47,248

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Solution

The fourth proportional to 130,412.32, 195,501.12 and 47,248 is: 70,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,412.32 : 195,501.12 = 47,248 : x
  2. Step 2: Convert to fraction form
    130,412.32/195,501.12 = 47,248/x
  3. Step 3: Cross multiply
    130,412.32x = 195,501.12 × 47,248
  4. Step 4: Simplify right side
    130,412.32x = 9,237,036,917.76
  5. Step 5: Solve for x
    x = 9,237,036,917.76/130,412.32
  6. Step 6: Final answer
    x = 70,829.48

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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.