Home / 162,088.03-223,681.76-90,468.04

Finding the Fourth Proportional to 162,088.03, 223,681.76 and 90,468.04

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Solution

The fourth proportional to 162,088.03, 223,681.76 and 90,468.04 is: 124,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,088.03 : 223,681.76 = 90,468.04 : x
  2. Step 2: Convert to fraction form
    162,088.03/223,681.76 = 90,468.04/x
  3. Step 3: Cross multiply
    162,088.03x = 223,681.76 × 90,468.04
  4. Step 4: Simplify right side
    162,088.03x = 20,236,050,410.95
  5. Step 5: Solve for x
    x = 20,236,050,410.95/162,088.03
  6. Step 6: Final answer
    x = 124,846.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.