Home / 157,087.20-235,630.80-97,300.10

Finding the Fourth Proportional to 157,087.20, 235,630.80 and 97,300.10

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Solution

The fourth proportional to 157,087.20, 235,630.80 and 97,300.10 is: 145,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,087.20 : 235,630.80 = 97,300.10 : x
  2. Step 2: Convert to fraction form
    157,087.20/235,630.80 = 97,300.10/x
  3. Step 3: Cross multiply
    157,087.20x = 235,630.80 × 97,300.10
  4. Step 4: Simplify right side
    157,087.20x = 22,926,900,403.08
  5. Step 5: Solve for x
    x = 22,926,900,403.08/157,087.20
  6. Step 6: Final answer
    x = 145,950.15

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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.