Home / 162,048.04-223,599.56-90,427.89

Finding the Fourth Proportional to 162,048.04, 223,599.56 and 90,427.89

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Solution

The fourth proportional to 162,048.04, 223,599.56 and 90,427.89 is: 124,775.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,048.04 : 223,599.56 = 90,427.89 : x
  2. Step 2: Convert to fraction form
    162,048.04/223,599.56 = 90,427.89/x
  3. Step 3: Cross multiply
    162,048.04x = 223,599.56 × 90,427.89
  4. Step 4: Simplify right side
    162,048.04x = 20,219,637,565.07
  5. Step 5: Solve for x
    x = 20,219,637,565.07/162,048.04
  6. Step 6: Final answer
    x = 124,775.57

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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.