Home / 97,133.04-145,710-30,575.16

Finding the Fourth Proportional to 97,133.04, 145,710 and 30,575.16

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Solution

The fourth proportional to 97,133.04, 145,710 and 30,575.16 is: 45,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,133.04 : 145,710 = 30,575.16 : x
  2. Step 2: Convert to fraction form
    97,133.04/145,710 = 30,575.16/x
  3. Step 3: Cross multiply
    97,133.04x = 145,710 × 30,575.16
  4. Step 4: Simplify right side
    97,133.04x = 4,455,106,563.60
  5. Step 5: Solve for x
    x = 4,455,106,563.60/97,133.04
  6. Step 6: Final answer
    x = 45,866.03

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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.