Home / 148,001.40-222,002.10-64,895.40

Finding the Fourth Proportional to 148,001.40, 222,002.10 and 64,895.40

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Solution

The fourth proportional to 148,001.40, 222,002.10 and 64,895.40 is: 97,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,001.40 : 222,002.10 = 64,895.40 : x
  2. Step 2: Convert to fraction form
    148,001.40/222,002.10 = 64,895.40/x
  3. Step 3: Cross multiply
    148,001.40x = 222,002.10 × 64,895.40
  4. Step 4: Simplify right side
    148,001.40x = 14,406,915,080.34
  5. Step 5: Solve for x
    x = 14,406,915,080.34/148,001.40
  6. Step 6: Final answer
    x = 97,343.10

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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.