Home / 162,257.61-243,095.22-99,045.21

Finding the Fourth Proportional to 162,257.61, 243,095.22 and 99,045.21

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Solution

The fourth proportional to 162,257.61, 243,095.22 and 99,045.21 is: 148,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,257.61 : 243,095.22 = 99,045.21 : x
  2. Step 2: Convert to fraction form
    162,257.61/243,095.22 = 99,045.21/x
  3. Step 3: Cross multiply
    162,257.61x = 243,095.22 × 99,045.21
  4. Step 4: Simplify right side
    162,257.61x = 24,077,417,114.90
  5. Step 5: Solve for x
    x = 24,077,417,114.90/162,257.61
  6. Step 6: Final answer
    x = 148,390.06

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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.