Home / 302,557.50-453,989.34-125,191.80

Finding the Fourth Proportional to 302,557.50, 453,989.34 and 125,191.80

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Solution

The fourth proportional to 302,557.50, 453,989.34 and 125,191.80 is: 187,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,557.50 : 453,989.34 = 125,191.80 : x
  2. Step 2: Convert to fraction form
    302,557.50/453,989.34 = 125,191.80/x
  3. Step 3: Cross multiply
    302,557.50x = 453,989.34 × 125,191.80
  4. Step 4: Simplify right side
    302,557.50x = 56,835,742,655.41
  5. Step 5: Solve for x
    x = 56,835,742,655.41/302,557.50
  6. Step 6: Final answer
    x = 187,851.05

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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.