Home / 97,052.38-145,578.64-26,931.76

Finding the Fourth Proportional to 97,052.38, 145,578.64 and 26,931.76

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Solution

The fourth proportional to 97,052.38, 145,578.64 and 26,931.76 is: 40,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,052.38 : 145,578.64 = 26,931.76 : x
  2. Step 2: Convert to fraction form
    97,052.38/145,578.64 = 26,931.76/x
  3. Step 3: Cross multiply
    97,052.38x = 145,578.64 × 26,931.76
  4. Step 4: Simplify right side
    97,052.38x = 3,920,688,993.61
  5. Step 5: Solve for x
    x = 3,920,688,993.61/97,052.38
  6. Step 6: Final answer
    x = 40,397.66

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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.