Home / 309,426.93-464,146.88-99,064.26

Finding the Fourth Proportional to 309,426.93, 464,146.88 and 99,064.26

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Solution

The fourth proportional to 309,426.93, 464,146.88 and 99,064.26 is: 148,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,426.93 : 464,146.88 = 99,064.26 : x
  2. Step 2: Convert to fraction form
    309,426.93/464,146.88 = 99,064.26/x
  3. Step 3: Cross multiply
    309,426.93x = 464,146.88 × 99,064.26
  4. Step 4: Simplify right side
    309,426.93x = 45,980,368,358.88
  5. Step 5: Solve for x
    x = 45,980,368,358.88/309,426.93
  6. Step 6: Final answer
    x = 148,598.47

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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.