Home / 97,154.54-145,772.16-46,528.10

Finding the Fourth Proportional to 97,154.54, 145,772.16 and 46,528.10

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Solution

The fourth proportional to 97,154.54, 145,772.16 and 46,528.10 is: 69,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,154.54 : 145,772.16 = 46,528.10 : x
  2. Step 2: Convert to fraction form
    97,154.54/145,772.16 = 46,528.10/x
  3. Step 3: Cross multiply
    97,154.54x = 145,772.16 × 46,528.10
  4. Step 4: Simplify right side
    97,154.54x = 6,782,501,637.70
  5. Step 5: Solve for x
    x = 6,782,501,637.70/97,154.54
  6. Step 6: Final answer
    x = 69,811.47

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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.