Home / 97,222.40-145,603.20-59,897.60

Finding the Fourth Proportional to 97,222.40, 145,603.20 and 59,897.60

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Solution

The fourth proportional to 97,222.40, 145,603.20 and 59,897.60 is: 89,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,222.40 : 145,603.20 = 59,897.60 : x
  2. Step 2: Convert to fraction form
    97,222.40/145,603.20 = 59,897.60/x
  3. Step 3: Cross multiply
    97,222.40x = 145,603.20 × 59,897.60
  4. Step 4: Simplify right side
    97,222.40x = 8,721,282,232.32
  5. Step 5: Solve for x
    x = 8,721,282,232.32/97,222.40
  6. Step 6: Final answer
    x = 89,704.45

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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.