Home / 156,875.04-235,341.72-51,701.40

Finding the Fourth Proportional to 156,875.04, 235,341.72 and 51,701.40

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Solution

The fourth proportional to 156,875.04, 235,341.72 and 51,701.40 is: 77,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,875.04 : 235,341.72 = 51,701.40 : x
  2. Step 2: Convert to fraction form
    156,875.04/235,341.72 = 51,701.40/x
  3. Step 3: Cross multiply
    156,875.04x = 235,341.72 × 51,701.40
  4. Step 4: Simplify right side
    156,875.04x = 12,167,496,402.41
  5. Step 5: Solve for x
    x = 12,167,496,402.41/156,875.04
  6. Step 6: Final answer
    x = 77,561.71

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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.