Home / 163,973.40-245,960.10-145,602.60

Finding the Fourth Proportional to 163,973.40, 245,960.10 and 145,602.60

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Solution

The fourth proportional to 163,973.40, 245,960.10 and 145,602.60 is: 218,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,973.40 : 245,960.10 = 145,602.60 : x
  2. Step 2: Convert to fraction form
    163,973.40/245,960.10 = 145,602.60/x
  3. Step 3: Cross multiply
    163,973.40x = 245,960.10 × 145,602.60
  4. Step 4: Simplify right side
    163,973.40x = 35,812,430,056.26
  5. Step 5: Solve for x
    x = 35,812,430,056.26/163,973.40
  6. Step 6: Final answer
    x = 218,403.90

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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.