Home / 148,890.40-223,335.60-89,841.40

Finding the Fourth Proportional to 148,890.40, 223,335.60 and 89,841.40

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Solution

The fourth proportional to 148,890.40, 223,335.60 and 89,841.40 is: 134,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,890.40 : 223,335.60 = 89,841.40 : x
  2. Step 2: Convert to fraction form
    148,890.40/223,335.60 = 89,841.40/x
  3. Step 3: Cross multiply
    148,890.40x = 223,335.60 × 89,841.40
  4. Step 4: Simplify right side
    148,890.40x = 20,064,782,973.84
  5. Step 5: Solve for x
    x = 20,064,782,973.84/148,890.40
  6. Step 6: Final answer
    x = 134,762.10

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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.